About 113.21.237.255
Looked-up address
113.21.237.255
- Location
- 🇨🇳 Beijing, Beijing, China
- ISP · ASN
- CHINANET-SH-AP China Telecom Group AS4812
- Type
- Residential
- Hostname
- —
- Time zone
- Asia/Shanghai 04:25
- Coordinates
- 39.9042, 116.4070
- Prefix
- 113.21.237.0/24
- IP version
- IPv4
- Region
- Beijing
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS4812
- Network name
- CHINANET-SH-AP China Telecom Group
- Prefix
- 113.21.237.0/24
- Network type
- Consumer ISP
Native IP
Native IP: APNIC allocated this block to China (CN) and it is geolocated in China (CN) — the same country. The address is used where it was allocated, which is what a local residential or business line looks like.
Registry country: 🇨🇳 ChinaGeolocation: 🇨🇳 China
BGP routing
- Origin ASN
- AS4812
- Announced prefix
- 113.21.237.0/24
- RPKI
- Valid
- Visibility (RIS peers)
- 100%
- First seen
- 2009-06-11
Data: RIPE NCC RIPEstat
Allocation (RDAP)
- Registry
- whois.apnic.net
- Name
- CBCnet 113.21.236.0 - 113.21.239.255
- Range
- 113.21.236.0 – 113.21.239.255 113.21.236.0/22
- Country
- 🇨🇳 China
- Allocation type
- ALLOCATED PORTABLE
- Registration
- 2015-11-19
- Last changed
- 2023-11-28
- technical, administrative
- Yu Liu Kevin.liu@cbccom.net
Beijing Tian Wei Xin Tong technology corp. limited Unit 901,cernet tower,Bolg 8,Tsinghua Science Prak No.1Zhongguancun East Rd,Haidian District,Beijing
Purity score 92/100
0–100, higher is cleaner. Built from hosting, Tor, blocklists, ASN type, abuse contact, prefix visibility and rDNS consistency.
- No abuse contact published (-5)
- No reverse DNS (-3)
- Datacenter / hosting rangeNo
- Tor exit nodeNo
- Known VPN / proxy providerNo
- Spamhaus DROPNo
- Blacklists0 / 8
DNS blocklists 0 / 8
| List | Status | Reason |
|---|---|---|
| Spamhaus ZEN zen.spamhaus.org | Not listed | |
| SpamCop bl.spamcop.net | Not listed | |
| Barracuda b.barracudacentral.org | Not listed | |
| SORBS dnsbl.sorbs.net | Not listed | |
| UCEPROTECT L1 dnsbl-1.uceprotect.net | Not listed | |
| PSBL psbl.surriel.com | Not listed | |
| s5h.net all.s5h.net | Not listed | |
| DroneBL dnsbl.dronebl.org | Not listed |
- PTR recordnoneThe PTR record the address owner published for it.
- Forward-confirmedVerify →Forward-confirmed: the hostname resolves back to this address.
- Reverse zone name255.237.21.113.in-addr.arpa
- Decimal
- 1897262591
- Hex
- 0x7115EDFF
- Binary
- 01110001.00010101.11101101.11111111
- Octal
- 0161.025.0355.0377
- Arpa
- 255.237.21.113.in-addr.arpa
- Mapped
- ::ffff:113.21.237.255
JSON
{
"ip": "113.21.237.255",
"version": 4,
"classification": "residential",
"flags": [],
"geo": {
"country_code": "CN",
"country": "China",
"region": "Beijing",
"city": "Beijing",
"lat": 39.9042,
"lon": 116.407,
"timezone": "Asia/Shanghai"
},
"asn": {
"asn": 4812,
"name": "CHINANET-SH-AP China Telecom Group",
"prefix": "113.21.237.0/24"
},
"rdns": null
}This page is generated from public network data and refreshed as the datasets update.
Neighbouring addresses
Adjacent addresses in the same range.
Nearby ranges
113.21.235.0/24 CNCGROUP-GZ China…113.21.236.0/24 CBC-AS-AP CBC Tech…113.21.239.0/24 CBC-AS-AP CBC Tech…113.21.240.0/21 IIT-TIG-AS-AP True…