Country
—
ASN LANDING PAGE
AS12357
COMUNITEL - VODAFONE ESPANA S.A.U.
Last updated · Apr 4, 2026
Total prefixes
17
IPv4 prefixes
17
IPv6 prefixes
0
ASN summary
How to read the scale of AS12357
COMUNITEL - VODAFONE ESPANA S.A.U. currently shows 17 prefixes and 42 upstream, downstream, or peer relationships. Larger prefix inventories often indicate broader network footprint, but they should still be read together with country and peering context.
When is an ASN page most useful?
ASN landing pages are more useful than a single IP page when you want cloud provider attribution, routing research, infrastructure comparison, or network topology analysis at the organization level.
How should you read the country, organization, and role of AS12357?
COMUNITEL - VODAFONE ESPANA S.A.U. is currently associated with an unknown region. Country data is only a starting point; the more important signals are the organization name, website, prefix volume, and peering relationships that reveal whether the network behaves like a cloud platform, ISP, CDN, or enterprise backbone.
What should you inspect next after the AS12357 page?
This page is currently showing live ASN data that can be used for peer, prefix, and network scale analysis. The most useful next step is usually to return to a related IP landing page, then compare that concrete address with this ASN profile and with broader topic pages for routing, cloud attribution, or WHOIS ownership analysis.
Search intents this ASN page helps cover
AS12357 ASN lookupAS12357 BGPAS12357 peersAS12357 prefixesAS12357 upstreamsCOMUNITEL - VODAFONE ESPANA S.A.U. ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS207294
AS207294
—
AS212097
AS212097
—
AS199905
AS199905
—
AS49576
AS49576
—
AS207944
AS207944
—
AS56924
AS56924
—
AS213825
AS213825
—
AS3573
AS3573
—
AS206487
AS206487
—
AS39155
AS39155
—
AS43655
AS43655
—
AS199889
AS199889
—
AS57656
AS57656
—
AS201976
AS201976
—
AS201748
AS201748
—
AS209087
AS209087
—
AS206837
AS206837
—
AS210007
AS210007
—
AS198871
AS198871
—
AS204683
AS204683
—
AS50235
AS50235
—
AS51487
AS51487
—
AS211699
AS211699
—
AS199474
AS199474
—
AS48048
AS48048
—
AS205241
AS205241
—
AS212139
AS212139
—
AS43697
AS43697
—
AS41397
AS41397
—
AS211345
AS211345
—
AS43919
AS43919
—
AS44585
AS44585
—
AS48221
AS48221
—
AS198404
AS198404
—
AS205191
AS205191
—
AS209386
AS209386
—
AS210771
AS210771
—
AS29481
AS29481
—
AS34511
AS34511
—
AS51415
AS51415
—
Peers
Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 185.100.136.0/22 | AS12357 | — |
| 185.110.68.0/22 | AS12357 | — |
| 185.111.252.0/24 | AS12357 | — |
| 185.111.255.0/24 | AS12357 | — |
| 185.252.136.0/22 | AS12357 | — |
| 185.47.16.0/24 | AS12357 | — |
| 185.47.17.0/24 | AS12357 | — |
| 185.47.18.0/24 | AS12357 | — |
| 185.47.19.0/24 | AS12357 | — |
| 193.150.91.0/24 | AS12357 | — |
| 212.102.108.0/24 | AS12357 | — |
| 45.148.32.0/24 | AS12357 | — |
| 45.148.33.0/24 | AS12357 | — |
| 45.148.34.0/24 | AS12357 | — |
| 45.148.35.0/24 | AS12357 | — |
| 45.15.48.0/22 | AS12357 | — |
| 89.140.23.0/24 | AS12357 | — |
Related ASN pages
AS15169 · Google
A strong reference ASN for Google DNS, Google Cloud, and global network footprint analysis.
AS13335 · Cloudflare
Useful for analyzing CDN, Anycast, WAF, and large-scale edge network behavior.
AS8075 · Microsoft
Helpful when comparing Azure, enterprise backbone, and large-cloud routing patterns.
AS16509 · Amazon
A useful ASN landing page for understanding AWS and large cloud-network ownership.
Related lookups and next steps
WHOIS vs ASN Ownership Guide
Continue from this ASN into the differences between WHOIS ownership and ASN ownership.
Routing Troubleshooting and Network Analysis
Continue from this ASN into route troubleshooting and network analysis.
Cloud Network and ASN Comparison
Useful when you want to compare this ASN against larger cloud and edge networks.
WHOIS and IP Ownership Guide
Continue from the ASN page into WHOIS and ownership verification.
Frequently asked questions about this ASN page
What does AS12357 represent?
AS12357 is an autonomous system number used to identify an independently operated network. The current page associates it with COMUNITEL - VODAFONE ESPANA S.A.U. in an unknown region, which helps determine whether it behaves like a cloud provider, ISP, CDN, or enterprise backbone.
What are peers, upstreams, and prefixes useful for on the AS12357 page?
They help explain the scale, interconnection depth, and route structure of AS12357. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.
What should you do after reviewing AS12357?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS12357, then continue into cloud, WHOIS, or routing topic pages to understand the network in a broader context.
Related topics
WHOIS vs ASN Ownership Guide
Understand why WHOIS ownership and ASN ownership can differ, and how to combine both when deciding who really owns or operates an IP.
WHOIS and IP Ownership Guide
Use WHOIS, ASN, prefixes, and organization data to determine who ultimately owns an IP, range, or resolved domain target.
BGP and ASN Basics Guide
Learn what ASN, BGP routes, prefixes, upstreams, downstreams, and peers mean, then explore real ASN pages.
Cloud Network and ASN Comparison
Compare large cloud and edge networks such as Google, Cloudflare, Microsoft, and Amazon through their ASN landing pages.