IPLIST.NET - 209.180.in-addr.arpa
Search for IP or hostnames:
209.180.in-addr.arpa checked at 2025-10-30T15:08:37.823Z 1794ms 63/63/63 100% R:17209.180.in-addr.arpa
| NS | dns5.edu.cn | ||||||
| A | 2402:f000:1:801::8:30 🇨🇳 Tsinghua University | ||||||
| PTR | ns5.cernet.net | ||||||
| PTR | dns.tsinghua.edu.cn | ||||||
| A | 101.4.126.67🇨🇳 ERX-CERNET-BKB | ||||||
| A | 101.4.126.235🇨🇳 ERX-CERNET-BKB | ||||||
| A | 166.111.8.30🇨🇳 ERX-CERNET-BKB | ||||||
| PTR | dns.tsinghua.edu.cn | ||||||
| NS | dns6.edu.cn | ||||||
| A | 2001:dd9::203 🇨🇳 CRIS-CERNET-AS | ||||||
| PTR | ns2.cernet.net | ||||||
| A | 101.4.126.27🇨🇳 ERX-CERNET-BKB | ||||||
| A | 101.4.126.179🇨🇳 ERX-CERNET-BKB | ||||||
| A | 103.137.60.203🇨🇳 ERX-CERNET-BKB | ||||||
| PTR | ns2.cernet.net | ||||||
180.in-addr.arpa
| NS | ns1.apnic.net | ||||||
| NS | ns2.apnic.net | ||||||
| NS | rirns.arin.net | ||||||
| NS | ns3.lacnic.net | ||||||
| NS | apnic.authdns.ripe.net | ||||||
Starts with same word
209.es |
209.pl |
209.co |
209.eu |
209.co.kr |
209.ru |
209.ph |
209.org |
209.cc |
209.in |
209.tv |
209.it |
209.nl |
209.jp |
209.com |
209.de |
209.in-addr.arpa |
209.agency |
209.kr |
209.is |
209.fr |
209.design |
209.githubusercontent.com |
209.us |
Starts similarily
AI analysis
Two name servers dns5.edu.cn and dns6.edu.cn handle delegation for 209.180.in-addr.arpa.
209.180.in-addr.arpa uses the same name server setup as other domains, for example 230.219.in-addr.arpa, 196.222.in-addr.arpa, 29.210.in-addr.arpa, 71.59.in-addr.arpa and 251.121.in-addr.arpa.
209.180.in-addr.arpa partially shares name servers with other domains, such as 0.5.2.0.1.0.0.2.ip6.arpa and 111.166.in-addr.arpa.
These name servers are commonly used with ns2.cernet.net, dns2.tsinghua.edu.cn and dns.tsinghua.edu.cn.
Host names with four IP numbers
The host name dns5.edu.cn points to 2402:f000:1:801::8:30, 101.4.126.67, 101.4.126.235 and 166.111.8.30
The host name dns6.edu.cn points to 2001:dd9::203, 101.4.126.27, 101.4.126.179 and 103.137.60.203