$ query “AS1273” --type=asn → 1 result(s)

AS1273 — CW

Vodafone Group PLC

AS1273 is a major transit provider registered to Vodafone Group PLC, registered since 2002. The network announces an impressive 1.9 million IPv4 addresses, including a /15. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #31 by Reach — Top 100 by customer cone size

Basic Information

Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 23, 2002
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
181 / 137
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
1 865 472
Largest IPv4 Prefix
/15 (131 072 addresses)
Largest IPv6 Prefix
/21
Geolocated Countries
🇬🇧 GB (256 IPs), 🇺🇸 US (30 IPs), 🇫🇷 FR (64 IPs), 🇩🇪 DE, 🇻🇬 VG, 🇪🇸 ES, 🇦🇹 AT, 🇭🇰 HK, 🇳🇱 NL, 🇮🇪 IE, 🇮🇹 IT, 🇫🇰 FK, 🇯🇵 JP, 🇸🇬 SG and 23 more
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 1 865 472 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstream autonomous systems providing transit
Peers
87 autonomous systems exchanging traffic without transit fees
Downstream Customers
146 downstream autonomous systems buying transit
Degree
242 unique BGP neighbors (providers + customers + peers)
Reach
45 881 — customer cone size measuring network influence
Degree Rank
#536
Reach Rank
#31

Upstream Providers (4)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS701 — UUNET (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (181 total)

  • 217.134.0.0/15 (131 072 addresses)
  • 62.208.0.0/16 (65 536 addresses)
  • 63.130.0.0/16 (65 536 addresses)
  • 141.1.0.0/16 (65 536 addresses)
  • 146.249.0.0/16 (65 536 addresses)
  • 193.195.0.0/16 (65 536 addresses)
  • 194.159.0.0/16 (65 536 addresses)
  • 194.205.0.0/16 (65 536 addresses)
  • 194.217.0.0/16 (65 536 addresses)
  • 194.221.0.0/16 (65 536 addresses)
  • 195.11.0.0/16 (65 536 addresses)
  • 195.27.0.0/16 (65 536 addresses)
  • 195.44.0.0/16 (65 536 addresses)
  • 195.59.0.0/16 (65 536 addresses)
  • 195.89.0.0/16 (65 536 addresses)
  • 195.92.0.0/16 (65 536 addresses)
  • 195.173.0.0/16 (65 536 addresses)
  • 212.137.0.0/16 (65 536 addresses)
  • 212.240.0.0/16 (65 536 addresses)
  • 213.38.0.0/16 (65 536 addresses)
  • 217.161.0.0/16 (65 536 addresses)
  • 159.197.0.0/17 (32 768 addresses)
  • 212.158.0.0/17 (32 768 addresses)
  • 5.28.192.0/18 (16 384 addresses)
  • 62.25.64.0/18 (16 384 addresses)
  • 194.6.0.0/18 (16 384 addresses)
  • 194.70.128.0/18 (16 384 addresses)
  • 194.112.64.0/18 (16 384 addresses)
  • 195.10.0.0/18 (16 384 addresses)
  • 208.173.192.0/18 (16 384 addresses)
  • 212.248.192.0/18 (16 384 addresses)
  • 213.216.128.0/18 (16 384 addresses)
  • 62.221.0.0/19 (8 192 addresses)
  • 64.69.160.0/19 (8 192 addresses)
  • 166.63.160.0/19 (8 192 addresses)
  • 166.63.192.0/19 (8 192 addresses)
  • 193.164.160.0/19 (8 192 addresses)
  • 194.70.192.0/19 (8 192 addresses)
  • 194.152.64.0/19 (8 192 addresses)
  • 194.177.160.0/19 (8 192 addresses)
  • 195.2.0.0/19 (8 192 addresses)
  • 195.80.64.0/19 (8 192 addresses)
  • 206.24.128.0/19 (8 192 addresses)
  • 208.175.224.0/19 (8 192 addresses)
  • 212.62.0.0/19 (8 192 addresses)
  • 212.165.0.0/19 (8 192 addresses)
  • 213.185.192.0/19 (8 192 addresses)
  • 216.239.192.0/19 (8 192 addresses)
  • 194.70.16.0/20 (4 096 addresses)
  • 194.70.48.0/20 (4 096 addresses)

IPv6 Prefixes (1 total)

  • 2001:5000::/21