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Domain, IP & ASN lookup.

Explore domains, TLDs, networks and the organizations behind them.

IPV4

103.61.63.255

Record found

Retrieved · 02 Nov 2026, 23:21 UTC1 sourceView JSON

BGP / routing →Reverse DNS →

Registry record

RDAPhttps://rdap.apnic.net/ip/103.61.63.255

Record found

Record ID: 103.61.63.0 - 103.61.63.255
Network name: RegistryNS4
Address range: 103.61.63.0 — 103.61.63.255
CIDR blocks: 103.61.63.0/24
Network type: ALLOCATED NON-PORTABLE
Country in registry: CN
Registered: 2025-09-12T08:28:43Z
Last changed: 2025-09-12T08:30:40Z
Status: active

Notices & terms 5

Source

Objects returned came from source APNIC

Terms and Conditions

This is the APNIC WHOIS Database query service. The objects are in RDAP format. http://www.apnic.net/db/dbcopyright.html

Whois Inaccuracy Reporting

If you see inaccuracies in the results, please visit: https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form

description

To authorize Microsoft to associate a prefix

remarks

Organizations & contacts

Administrative

Yue Liu

ZM1343-AP

Type: individual
Address: No.52 Hua Yuan Bei Road, Haidian District, Beijing
Phone (voice): +86-010-62304024
Email: liuyue@caict.ac.cn

Registry · rdap.apnic.net

Technical

Zhengju Chen

ZM1344-AP

Type: individual
Address: No.52 Hua Yuan Bei Road, Haidian District, Beijing
Phone (voice): +86-010-62304319
Email: chenzhengju@caict.ac.cn

Registry · rdap.apnic.net

Abuse

IRT-CNNIC-CN

Type: group
Address: Beijing, China
Email: ipas@cnnic.cn
remarks: Please note that CNNIC is not an ISP and is not empowered to investigate complaints of network abuse. Please contact the tech-c or admin-c of the network. ipas@cnnic.cn is invalid

Registry · rdap.apnic.net

Route / route6 records IRR

whois.apnic.net:43

BGP observations →

Exact and covering objects from APNIC. These are registered routing policies; they do not confirm a live announcement.

route: 103.61.60.0/22
Origin: AS138457
Source: APNIC

China Academy of Information and Communications Technology

Routing object details

route: 103.61.60.0/22
descr: China Academy of Information and Communications Technology
origin: AS138457
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-09-27T08:42:29Z
source: APNIC

route: 103.61.60.0/22
Origin: AS139137
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.60.0/22
descr: Chinese Academy of Telecommunication Research
origin: AS139137
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:22:30Z
source: APNIC

route: 103.61.60.0/22
Origin: AS139140
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.60.0/22
descr: Chinese Academy of Telecommunication Research
origin: AS139140
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:22:58Z
source: APNIC

route: 103.61.60.0/22
Origin: AS63582
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.60.0/22
descr: Chinese Academy of Telecommunication Research
country: CN
origin: AS63582
mnt-by: MAINT-CNNIC-AP
last-modified: 2019-11-06T09:08:56Z
source: APNIC

route: 103.61.60.0/22
Origin: AS63583
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.60.0/22
descr: Chinese Academy of Telecommunication Research
country: CN
origin: AS63583
mnt-by: MAINT-CNNIC-AP
last-modified: 2019-11-06T09:08:56Z
source: APNIC

route: 103.61.62.0/23
Origin: AS138457
Source: APNIC

China Academy of Information and Communications Technology

Routing object details

route: 103.61.62.0/23
descr: China Academy of Information and Communications Technology
origin: AS138457
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-09-27T08:42:41Z
source: APNIC

route: 103.61.62.0/23
Origin: AS139137
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.62.0/23
descr: Chinese Academy of Telecommunication Research
origin: AS139137
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:22:33Z
source: APNIC

route: 103.61.62.0/23
Origin: AS139140
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.62.0/23
descr: Chinese Academy of Telecommunication Research
origin: AS139140
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:23:01Z
source: APNIC

route: 103.61.62.0/23
Origin: AS63582
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.62.0/23
descr: Chinese Academy of Telecommunication Research
origin: AS63582
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:21:35Z
source: APNIC

route: 103.61.62.0/23
Origin: AS63583
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.62.0/23
descr: Chinese Academy of Telecommunication Research
origin: AS63583
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:21:59Z
source: APNIC

route: 103.61.63.0/24
Origin: AS138457
Source: APNIC

China Academy of Information and Communications Technology

Routing object details

route: 103.61.63.0/24
descr: China Academy of Information and Communications Technology
origin: AS138457
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-09-27T08:42:46Z
source: APNIC

route: 103.61.63.0/24
Origin: AS139137
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.63.0/24
descr: Chinese Academy of Telecommunication Research
origin: AS139137
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:22:34Z
source: APNIC

route: 103.61.63.0/24
Origin: AS139140
Source: APNIC

Chinese Academy of Telecommunication Research

Routing object details

route: 103.61.63.0/24
descr: Chinese Academy of Telecommunication Research
origin: AS139140
mnt-by: MAINT-CNNIC-AP
last-modified: 2020-08-10T23:23:02Z
source: APNIC

route: 103.61.63.0/24
Origin: AS63582
Source: APNIC

Addresses from CNNIC

Routing object details

route: 103.61.63.0/24
descr: Addresses from CNNIC
country: CN
origin: AS63582
mnt-by: MAINT-CNNIC-AP
last-modified: 2015-12-10T03:38:02Z
source: APNIC

route: 103.61.63.0/24
Origin: AS63583
Source: APNIC

Addresses from CNNIC

Routing object details

route: 103.61.63.0/24
descr: Addresses from CNNIC
country: CN
origin: AS63583
mnt-by: MAINT-CNNIC-AP
last-modified: 2015-12-10T00:42:02Z
source: APNIC

route: 103.61.63.0/24
Origin: AS8075
Source: APNIC

Addresses from Azure

Routing object details

route: 103.61.63.0/24
descr: Addresses from Azure
origin: AS8075
mnt-by: MAINT-CNNIC-AP
last-modified: 2025-09-12T07:38:46Z
source: APNIC

Registry · RDAP Original response

https://rdap.apnic.net/ip/103.61.63.255

{
    "rdapConformance": [
        "history_version_0",
        "nro_rdap_profile_0",
        "cidr0",
        "rdap_level_0"
    ],
    "notices": [
        {
            "title": "Source",
            "description": [
                "Objects returned came from source",
                "APNIC"
            ]
        },
        {
            "title": "Terms and Conditions",
            "description": [
                "This is the APNIC WHOIS Database query service. The objects are in RDAP format."
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/103.61.63.255",
                    "rel": "terms-of-service",
                    "href": "http://www.apnic.net/db/dbcopyright.html",
                    "type": "text/html"
                }
            ]
        },
        {
            "title": "Whois Inaccuracy Reporting",
            "description": [
                "If you see inaccuracies in the results, please visit: "
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/103.61.63.255",
                    "rel": "inaccuracy-report",
                    "href": "https://www.apnic.net/manage-ip/using-whois/abuse-and-spamming/invalid-contact-form",
                    "type": "text/html"
                }
            ]
        }
    ],
    "country": "CN",
    "name": "RegistryNS4",
    "status": [
        "active"
    ],
    "events": [
        {
            "eventAction": "registration",
            "eventDate": "2025-09-12T08:28:43Z"
        },
        {
            "eventAction": "last changed",
            "eventDate": "2025-09-12T08:30:40Z"
        }
    ],
    "links": [
        {
            "value": "https://rdap.apnic.net/ip/103.61.63.255",
            "rel": "self",
            "href": "https://rdap.apnic.net/ip/103.61.63.0/24",
            "type": "application/rdap+json"
        }
    ],
    "remarks": [
        {
            "description": [
                "To authorize Microsoft to associate a prefix"
            ],
            "title": "description"
        },
        {
            "description": [
                "-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----"
            ],
            "title": "remarks"
        }
    ],
    "entities": [
        {
            "roles": [
                "technical"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2015-06-24T02:18:01Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2015-06-24T02:18:01Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/103.61.63.255",
                    "rel": "self",
                    "href": "https://rdap.apnic.net/entity/ZM1344-AP",
                    "type": "application/rdap+json"
                }
            ],
            "handle": "ZM1344-AP",
            "objectClassName": "entity",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Zhengju Chen"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "adr",
                        {
                            "label": "No.52 Hua Yuan Bei Road, Haidian District, Beijing"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+86-010-62304319"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "chenzhengju@caict.ac.cn"
                    ]
                ]
            ]
        },
        {
            "roles": [
                "abuse"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2010-11-08T06:47:38Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2025-11-17T23:08:37Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/103.61.63.255",
                    "rel": "self",
                    "href": "https://rdap.apnic.net/entity/IRT-CNNIC-CN",
                    "type": "application/rdap+json"
                }
            ],
            "remarks": [
                {
                    "description": [
                        "Please note that CNNIC is not an ISP and is not",
                        "empowered to investigate complaints of network abuse.",
                        "Please contact the tech-c or admin-c of the network.",
                        "ipas@cnnic.cn is invalid"
                    ],
                    "title": "remarks"
                }
            ],
            "handle": "IRT-CNNIC-CN",
            "objectClassName": "entity",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "IRT-CNNIC-CN"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "group"
                    ],
                    [
                        "adr",
                        {
                            "label": "Beijing, China"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "ipas@cnnic.cn"
                    ],
                    [
                        "email",
                        {
                            "pref": "1"
                        },
                        "text",
                        "ipas@cnnic.cn"
                    ]
                ]
            ]
        },
        {
            "roles": [
                "administrative"
            ],
            "events": [
                {
                    "eventAction": "registration",
                    "eventDate": "2015-06-24T02:18:01Z"
                },
                {
                    "eventAction": "last changed",
                    "eventDate": "2015-06-24T02:18:01Z"
                }
            ],
            "links": [
                {
                    "value": "https://rdap.apnic.net/ip/103.61.63.255",
                    "rel": "self",
                    "href": "https://rdap.apnic.net/entity/ZM1343-AP",
                    "type": "application/rdap+json"
                }
            ],
            "handle": "ZM1343-AP",
            "objectClassName": "entity",
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Yue Liu"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "individual"
                    ],
                    [
                        "adr",
                        {
                            "label": "No.52 Hua Yuan Bei Road, Haidian District, Beijing"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "tel",
                        {
                            "type": "voice"
                        },
                        "text",
                        "+86-010-62304024"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "liuyue@caict.ac.cn"
                    ]
                ]
            ]
        }
    ],
    "handle": "103.61.63.0 - 103.61.63.255",
    "type": "ALLOCATED NON-PORTABLE",
    "startAddress": "103.61.63.0",
    "endAddress": "103.61.63.255",
    "objectClassName": "ip network",
    "ipVersion": "v4",
    "cidr0_cidrs": [
        {
            "v4prefix": "103.61.63.0",
            "length": 24
        }
    ],
    "port43": "whois.apnic.net"
}