AS21056
Cable/DSL/ISP
ASN-WELCOMEITALIA
Vianova S.p.A
IT
43
IPv4 前缀
1
IPv6 前缀
0
对等网络
9
IX 交换点
5
机房设施
AS名称
ASN-WELCOMEITALIA
注册时间
2002-05-02T15:36:10Z
更新时间
2025-12-22T13:39:46Z
IPv4 前缀 (43)
91.143.192.0/20
91.201.104.0/24
94.138.160.0/19
103.26.124.0/22
45.151.12.0/22
91.242.230.0/24
144.48.192.0/22
185.234.164.0/22
103.43.232.0/22
45.84.140.0/22
45.151.64.0/22
45.143.36.0/22
103.248.184.0/22
213.182.64.0/19
185.170.39.0/24
185.224.60.0/22
193.124.240.0/22
103.61.184.0/22
185.125.64.0/22
78.152.96.0/19
+23 个
IPv6 前缀 (1)
2a00:14f8::/32
AS21056 网络拓扑
(上下游关系)
机房设施列表 (5)
| 名称 | 城市 | 国家 |
|---|---|---|
| Namex Datacenter Rome | Rome | IT |
| MIX DC CALDERA | Milan | IT |
| Host.it DC1 | Turin | IT |
| VSIX | Padova | IT |
| Welcome Italia spa - Data Center | Pisa | IT |
同机房网络 (共享数据中心)
| ASN | 名称 | 类型 | 共享机房 |
|---|---|---|---|
| AS213338 | Evacom | Cable/DSL/ISP | 3/5 |
| AS209591 | Fly Network | Cable/DSL/ISP | 3/5 |
| AS51580 | Time-Net AS51580 | Cable/DSL/ISP | 3/5 |
| AS50316 | 4ALL | Cable/DSL/ISP | 3/5 |
| AS47242 | Host.it S.p.A. | Content | 3/5 |
| AS44092 | HAL Service | Cable/DSL/ISP | 3/5 |
| AS41327 | Fiber Telecom (FT) | NSP | 3/5 |
| AS39479 | NS3 | NSP | 3/5 |
| AS35612 | Eolo SpA | Cable/DSL/ISP | 3/5 |
| AS31638 | Lepida | NSP | 3/5 |
| AS31034 | Aruba | Content | 3/5 |
| AS28716 | Retelit Spa | NSP | 3/5 |
| AS12874 | Fastweb | Cable/DSL/ISP | 3/5 |
| AS9002 | RETN | NSP | 3/5 |
| AS174 | Cogent Communications, Inc. | NSP | 3/5 |
| AS137 | GARR | Educational/Research | 3/5 |
| AS213573 | Soluzione Uno | Content | 2/5 |
| AS213462 | FibreConnect-AS | NSP | 2/5 |
| AS213063 | MicroWifi | Cable/DSL/ISP | 2/5 |
| AS212602 | ConnectLife | Cable/DSL/ISP | 2/5 |
| AS211360 | HatHost | NSP | 2/5 |
| AS209970 | NEWCOM | Cable/DSL/ISP | 2/5 |
| AS209902 | RAIWAY | 2/5 | |
| AS209162 | INTERNET HELLAS | Cable/DSL/ISP | 2/5 |
| AS209137 | Springo | Cable/DSL/ISP | 2/5 |
| AS208920 | Rocket Way | Cable/DSL/ISP | 2/5 |
| AS208376 | Digital Globe | 2/5 | |
| AS208354 | Alfa Bit Omega | Cable/DSL/ISP | 2/5 |
| AS207594 | CONNECTIVIA | 2/5 | |
| AS207054 | FlyNet.it | Cable/DSL/ISP | 2/5 |
原始Whois信息
aut-num: AS21056
as-name: ASN-WELCOMEITALIA
org: ORG-WIS2-RIPE
remarks: ==============================================================================================================================
remarks: Peering informations:
remarks: ==============================================================================================================================
remarks: Operational issues:ipnoc [at] welcomeitalia [dot] it
remarks: Spam and abuse issues:ipnoc [at] welcomeitalia [dot] it
remarks: IPv4 network: Welcome Italia filters out inbound prefixes longer than /24
remarks: IPv6 network: Welcome Italia filters out inbound prefixes longer than /48
remarks:
remarks: Peering requests peering [at] welcomeitalia [dot] it
remarks: Others information http://as21056.peeringdb.com/
remarks:
remarks: ==============================================================================================================================
remarks: ==============================================================================================================================
remarks: IPv4 Transit:
remarks: ==============================================================================================================================
remarks:
mp-import: afi ipv4.unicast from AS1299 213.248.92.197 at 213.248.92.198 action community.append(21056:1299); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS1299 announce NOT community.contains(21056:65170); refine { to AS1299 announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS3356 212.133.7.49 at 212.133.7.50 action community.append(21056:3356); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS3356 announce NOT community.contains(21056:65180); refine { to AS3356 announce AS-WELCOMEITALIA; }
remarks:
remarks:
mp-import: afi ipv4.unicast from AS6762 195.22.208.209 at 195.22.208.210 action community.append(21056:6762); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS6762 announce NOT community.contains(21056:62110); refine { to AS6762 announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS3257 46.33.85.185 at 46.33.85.186 action community.append(21056:3257); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS3257 announce NOT community.contains(21056:62160); refine { to AS3257 announce AS-WELCOMEITALIA; }
mp-default: to AS3356
remarks:
remarks: ==============================================================================================================================
remarks: IPv6 Transit:
remarks: ==============================================================================================================================
mp-import: afi ipv6.unicast from AS174 2001:978:2:11::11 at 2001:978:2:11::12 action community.append(21056:174); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv6.unicast to AS174 announce NOT community.contains(21056:65120); refine { to AS174 announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv6.unicast from AS1299 2001:2000:3080:24E::1 at 2001:2000:3080:24E::2 action community.append(21056:1299); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv6.unicast to AS1299 announce NOT community.contains(21056:65170); refine { to AS1299 announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv6.unicast from AS6939 2001:470:15:105::1 at 2001:470:15:105::2 action community.append(21056:6939); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv6.unicast to AS6939 announce AS-WELCOMEITALIA;
remarks:
mp-import: afi ipv6.unicast from AS3356 2001:1900:5:2:2::415D at 2001:1900:5:2:2::415E action community.append(21056:3356); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv6.unicast to AS3356 announce AS-WELCOMEITALIA;
remarks:
mp-import: afi ipv6.unicast from AS6762 2001:41A8:20:2::155 at 2001:41A8:20:2::156 action community.append(21056:6762); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv6.unicast to AS6762 announce AS-WELCOMEITALIA;
remarks:
mp-import: afi ipv6.unicast from AS3257 2001:668:0:3:FFFF:1:0:119 at 2001:668:0:3:FFFF:1:0:11A action community.append(21056:3257); pref=100; accept ANY AND NOT fltr-martian;
mp-export: afi ipv6.unicast to AS3257 announce AS-WELCOMEITALIA;
mp-default: to AS3356
remarks:
remarks: ==============================================================================================================================
remarks: Italian Exchange Point IPv4:
remarks: ==============================================================================================================================
remarks: ==============================================================================================================================
remarks: IXP Speed and IP address by Town
remarks: ==============================================================================================================================
remarks: MIX -- 60 Gbps -- 217.29.66.43 -- Milan (IT)
remarks: NAMEX -- 50 Gbps -- 193.201.28.41 -- Rome (IT)
remarks: TIX -- 1 Gbps -- 193.42.140.23 -- Florence (IT)
remarks: VSIX -- 1 Gbps -- 95.140.128.70 -- Padova (IT)
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-TIX action community.append(21056:65030); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-TIX announce NOT community.contains(21056:65210); refine { to AS21056:PRNG-TIX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-MIX action community.append(21056:65020); pref=80; accept NOT fltr-martian; refine { from AS65004 action community.append(21056:65025); accept ANY; }
mp-export: afi ipv4.unicast to AS21056:PRNG-MIX announce NOT community.contains(21056:65200); refine { to AS21056:PRNG-MIX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-NAMEX action community.append(21056:65040); pref=80; accept NOT fltr-martian; refine { from AS196959 action community.append(21056:65045); accept ANY; }
mp-export: afi ipv4.unicast to AS21056:PRNG-NAMEX announce NOT community.contains(21056:65220); refine { to AS21056:PRNG-NAMEX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-VSIX action community.append(21056:65050); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-VSIX announce NOT community.contains(21056:65230); refine { to AS21056:PRNG-VSIX announce AS-WELCOMEITALIA; }
remarks:
remarks: ==============================================================================================================================
remarks: European Exchange Point IPv4:
remarks: ==============================================================================================================================
remarks: ==============================================================================================================================
remarks: IXP Speed and IP address by Town
remarks: ==============================================================================================================================
remarks: DE-CIX -- 20 Gbps -- 80.81.196.141 -- Frankfurt (DE)
remarks: DE-CIX -- 10 Gbps -- 185.1.47.117 -- Marseille (FR)
remarks: AMS-IX -- 10 Gbps -- 80.249.214.79 -- Amsterdam (ND)
remarks: LINX -- 10 Gbps -- 195.66.231.180 -- London (UK)
remarks: FRANCE-IX -- 10 Gbps -- 37.49.238.160 -- Paris (FR)
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-DECIX action community.append(21056:65060); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-DECIX announce NOT community.contains(21056:65240); refine { to AS21056:PRNG-DECIX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-AMSIX action community.append(21056:65070); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-AMSIX announce NOT community.contains(21056:65250); refine { to AS21056:PRNG-AMSIX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-LINX action community.append(21056:65080); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-LINX announce NOT community.contains(21056:65260); refine { to AS21056:PRNG-LINX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-FRANCE-IX action community.append(21056:65090); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-FRANCE-IX announce NOT community.contains(21056:65270); refine { to AS21056:PRNG-FRANCE-IX announce AS-WELCOMEITALIA; }
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-DECIX-MARS action community.append(21056:65066); pref=80; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-DECIX-MARS announce NOT community.contains(21056:65067); refine { to AS21056:PRNG-DECIX-MARS announce AS-WELCOMEITALIA; }
remarks:
remarks: ==============================================================================================================================
remarks: Private Network Interconnect
remarks: ==============================================================================================================================
remarks: Google AS15169 -- 100 Gbps -- Milan (IT)
remarks:
mp-import: afi ipv4.unicast from AS21056:PRNG-GOOGLE action community.append(21056:65100); pref=600; accept ANY AND NOT fltr-martian;
mp-export: afi ipv4.unicast to AS21056:PRNG-PRNG-GOOGLE announce NOT community.contains(21056:65280); refine { to AS21056:PRNG-GOOGLE announce AS-WELCOMEITALIA; }
remarks:
remarks: ==============================================================================================================================
remarks: Customers IPv4:
remarks: ==============================================================================================================================
remarks:
mp-import: afi ipv4.unicast from AS43923 185.1.115.2 at 185.1.115.1 action community.append(21056:65000); pref=50; accept AS43923
mp-import: afi ipv4.unicast from AS43923 185.1.115.6 at 185.1.115.5 action community.append(21056:65000); pref=50; accept AS43923
mp-export: afi ipv4.unicast to AS43923 announce ANY
remarks:
mp-import: afi ipv4.unicast from AS198320 130.255.114.255 at 80.93.131.17 action community.append(21056:65000); pref=50; accept AS198320
mp-export: afi ipv4.unicast to AS198320 announce ANY
remarks:
mp-import: afi ipv4.unicast from AS47242 80.93.131.229 at 80.93.131.230 action community.append(21056:65000); pref=50; accept AS47242
mp-import: afi ipv4.unicast from AS47242 80.93.131.238 at 80.93.131.237 action community.append(21056:65000); pref=50; accept AS47242
mp-export: afi ipv4.unicast to AS47242 announce ANY
remarks:
mp-import: afi ipv4.unicast from AS210224 80.93.131.46 at 80.93.131.45 action community.append(21056:65000); pref=50; accept AS210224
mp-export: afi ipv4.unicast to AS210224 announce ANY
remarks:
mp-import: afi ipv4.unicast from AS200480 185.1.115.50 at 185.1.115.49 action community.append(21056:65000); pref=50; accept AS200480
mp-export: afi ipv4.unicast to AS200480 announce ANY
remarks:
mp-import: afi ipv4.unicast from AS212394 91.143.198.98 at 91.143.198.97 action community.append(21056:65000); pref=50; accept AS212394
mp-export: afi ipv4.unicast to AS212394 announce ANY
remarks:
remarks: ==============================================================================================================================
remarks: Customers IPv6:
remarks: ==============================================================================================================================
remarks:
remarks:
remarks: ==============================================================================================================================
remarks: Communities used to tag inbound routes
remarks: ==============================================================================================================================
remarks:
remarks: 21056:65000 Routes received from Customers
remarks: 21056:65020 Routes received from peers at MIX IXP
remarks: 21056:65025 Routes received from peers at MIX IXP RS
remarks: 21056:65030 Routes received from peers at TIX IXP
remarks: 21056:65040 Routes received from peers at NAMEX IXP
remarks: 21056:65045 Routes received from peers at NAMEX IXP RS
remarks: 21056:65050 Routes received from peers at VSIX IXP
remarks: 21056:65055 Routes received from peers at VSIX IXP RS
remarks: 21056:65060 Routes received from peers at DECIX IXP
remarks: 21056:65065 Routes received from peers at DECIX IXP RS
remarks: 21056:65070 Routes received from peers at AMSIX IXP
remarks: 21056:65075 Routes received from peers at AMSIX IXP RS
remarks: 21056:65066 Routes received from peers at DECIX-MARSEILLE IXP
remarks: 21056:65067 Routes received from peers at DECIX-MARSEILLE RS
remarks: 21056:65080 Routes received from peers at LINX IXP
remarks: 21056:65085 Routes received from peers at LINX IXP RS
remarks: 21056:65090 Routes received from peers at FRANCE-IX IXP
remarks: 21056:65095 Routes received from peers at FRANCE-IX IXP RS
remarks: 21056:65100 Routes received from Google PNI (AS15169)
remarks: 21056:3356 Routes received from Level3 (AS3356)
remarks: 21056:1299 Routes received from Telia Sonera (AS1299)
remarks: 21056:6939 Routes received from Hurricane Electric (AS6939)
remarks: 21056:12874 Routes received from Fastweb (AS12874)
remarks: 21056:3269 Routes received from Telecom Italia (AS3269)
remarks: 21056:6762 Routes received from Sparkle (AS6762)
remarks: 21056:3257 Routes received from GTT (AS3257)
remarks:
remarks: ==============================================================================================================================
remarks: Communities used to control routing announcements
remarks: ==============================================================================================================================
remarks: 21056:6511x When advertising to Sparkle (AS6762)
remarks: 21056:6513x When advertising to Telecom Italia (AS3269)
remarks: 21056:6516x When advertising to GTT (AS3257)
remarks: 21056:6517x When advertising to Telia Sonera (AS1299)
remarks: 21056:6518x When advertising to Level3 (AS3356)
remarks: 21056:6519x When advertising to Fastweb (AS12874)
remarks: 21056:6520x When advertising to MIX members
remarks: 21056:6521x When advertising to TIX members
remarks: 21056:6522x When advertising to NAMEX members
remarks: 21056:6523x When advertising to VSIX members
remarks: 21056:6524x When advertising to DECIX members
remarks: 21056:6525x When advertising to AMSIX members
remarks: 21056:6526x When advertising to LINX members
remarks: 21056:6527x When advertising to FRANCE-IX members
remarks: 21056:6528x When advertising to Google PNI
remarks:
remarks: ...x=0 - do not announce
remarks: ...x=1,2,3,4 - prepend 1,2,3,4 times
remarks: ...x=9 - set community no-export
remarks: 21056:65310 Do not announce to upstreams
remarks: 21056:65320 Do not announce to peers at any IXP
remarks: 21056:666 Black Hole Community
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: WELCOME-ITALIA-MNT
created: 2002-05-02T15:36:10Z
last-modified: 2025-12-22T13:39:46Z
source: RIPE
remarks: ****************************
remarks: * THIS OBJECT IS MODIFIED
remarks: * Please note that all data that is generally regarded as personal
remarks: * data has been removed from this object.
remarks: * To view the original object, please query the RIPE Database at:
remarks: * http://www.ripe.net/whois
remarks: ****************************
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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No match found for a AS21056.
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