Search any IP address or ASN

Enter an IPv4, IPv6, or ASN to retrieve geolocation, network, company, privacy and abuse details. You can also query it via the API or download the database.

China Next Generation Internet Beijing IX

AS23911

APNIC

business

Website

cernet.edu.cn

AS24489 AS24362 AS138371 AS138369 AS24372 AS24370 AS24355 AS4538 AS24371 AS24363 AS9405 AS24369 AS24358 AS24364 AS38027 AS24302 AS24361 AS24353 AS132553 AS24490 AS24348 AS24352 AS24350 AS9401 AS38255 AS24357 AS24349 AS138378

IPv4 CIDRs

IPv4 addresses

512

IPv6 CIDRs

IPv6 addresses

65537

AS3491	PCCW Global, Inc.
AS1273	Vodafone Group PLC
AS4538	China Education and Research Network Center
AS4635	HKIX Route Servers
AS6939	Hurricane Electric LLC

AS45110	Beijing Tian Wei Xin Tong technology corp. limited.
AS38255	China Education and Research Network (CERNET)
AS23910	-
AS59265	-
AS24489	Trans-Eurasia Information Network (TEIN2) - North

AS24482	SG.GS
AS9401	National Library of China
AS3491	PCCW Global, Inc.
AS6939	Hurricane Electric LLC
AS59265	-

AS1273	Vodafone Group PLC
AS4538	China Education and Research Network Center
AS45110	Beijing Tian Wei Xin Tong technology corp. limited.
AS20965	GEANT Vereniging
AS38255	China Education and Research Network (CERNET)
AS23910	-
AS4635	HKIX Route Servers
AS11537	Internet2
AS24489	Trans-Eurasia Information Network (TEIN2) - North

IPv4 CIDRs (2)

210.25.187.0/24

210.25.189.0/24

IPv6 CIDRs (2)

2001:252::/32

2001:7fa:5::/48

Location

City

Country

Coordinates

0, 0

Timezone

whois

Abuse

abuse@cernet.edu.cn

Phone

+86-10-6278-4049

Query via the API View API documentation

 curl iplib.re/AS23911

JSON response

 {
  "network": {
    "rir": "APNIC",
    "asn": 23911,
    "name": "China Next Generation Internet Beijing IX",
    "type": "business",
    "website": "cernet.edu.cn",
    "related": [
      24489,
      24362,
      138371,
      138369,
      24372,
      24370,
      24355,
      4538,
      24371,
      24363,
      9405,
      24369,
      24358,
      24364,
      38027,
      24302,
      24361,
      24353,
      132553,
      24490,
      24348,
      24352,
      24350,
      9401,
      38255,
      24357,
      24349,
      138378
    ]
  },
  "connectivity": {
    "upstreams": [
      3491,
      1273,
      4538,
      4635,
      6939
    ],
    "downstreams": [
      45110,
      38255,
      23910,
      59265,
      24489
    ],
    "peers": [
      24482,
      9401,
      3491,
      6939,
      59265
    ]
  },
  "location": {
    "source": "whois"
  },
  "abuse": {
    "email": "abuse@cernet.edu.cn",
    "phone": "+86-10-6278-4049"
  },
  "ipv4": {
    "ranges": [
      "210.25.187.0/24",
      "210.25.189.0/24"
    ],
    "cidrs": 2,
    "ips": 512
  },
  "ipv6": {
    "ranges": [
      "2001:252::/32",
      "2001:7fa:5::/48"
    ],
    "cidrs": 2,
    "ips": 65537
  }
}