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Cloudflare London Office logo

Cloudflare London Office

🇺🇸 United States

The ASN (Autonomous System Number) is a unique number assigned to an autonomous system, used to identify the network. ASN

AS203898

The RIR (Regional Internet Registry) is the organization responsible for managing ASN allocation in a specific region. RIR

RIPE

The type of ASN. Can be business, isp, hosting, government, or education. Type

business

Website

cloudflare.com

Related ASNs have the same name or website. Related

AS13335 AS395747 AS209242 AS14789 AS202623 AS132892

IPv4 CIDRs

1

IPv4 addresses

256

IPv6 CIDRs

1

IPv6 addresses

65536

Upstreams are networks that provide transit to this ASN. Upstreams (2)

AS8220 COLT logo COLT
AS1273 Vodafone Group PLC logo Vodafone Group PLC

Peers are networks that exchange traffic with this ASN. Peers (2)

AS1273 Vodafone Group PLC logo Vodafone Group PLC
AS8220 COLT logo COLT

IPv4 CIDRs (1)

185.122.0.0/24

IPv6 CIDRs (1)

2606:54c1:a::/48

Location

City

San Francisco

Country

🇺🇸 United States

Coordinates

37.77493, -122.41942

Timezone

America/Los_Angeles

We transparently share the different sources used to determine a likely location for this IP address. Source

whois

Abuse

Email

abuse@cloudflare.com

Phone

-

Query via the API View API documentation 

curl iplib.re/AS203898

JSON response

{
  "network": {
    "rir": "RIPE",
    "asn": 203898,
    "name": "Cloudflare London Office ",
    "type": "business",
    "website": "cloudflare.com",
    "related": [
      13335,
      395747,
      209242,
      14789,
      202623,
      132892
    ]
  },
  "connectivity": {
    "upstreams": [
      8220,
      1273
    ],
    "peers": [
      1273,
      8220
    ]
  },
  "location": {
    "latitude": 37.77493,
    "longitude": -122.41942,
    "country": "US",
    "city": "San Francisco",
    "source": "whois",
    "timezone": "America/Los_Angeles"
  },
  "abuse": {
    "email": "abuse@cloudflare.com"
  },
  "ipv4": {
    "ranges": [
      "185.122.0.0/24"
    ],
    "cidrs": 1,
    "ips": 256
  },
  "ipv6": {
    "ranges": [
      "2606:54c1:a::/48"
    ],
    "cidrs": 1,
    "ips": 65536
  }
}