WWW.RTSAK.COM - 121.91.203.in-addr.arpa
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121.91.203.in-addr.arpa checked at 2025-10-17T17:00:10.812Z 3129ms 50/50/50 100% R:20121.91.203.in-addr.arpa
| NS | dns2.edu.cn | ||||||
| A | 2001:da8:1:100::13 🇨🇳 China Next Generation Internet CERNET2 | ||||||
| PTR | dns2.edu.cn | ||||||
| A | 202.112.0.13🇨🇳 CNGI-BJ-IX2-AS-AP | ||||||
| PTR | dns2.edu.cn | ||||||
| NS | dns.edu.cn | ||||||
| A | 2001:250:c006::35 🇨🇳 China Next Generation Internet CERNET2 | ||||||
| PTR | dns.edu.cn | ||||||
| A | 202.38.109.35🇨🇳 CERNET-CN | ||||||
| PTR | dns.edu.cn | ||||||
91.203.in-addr.arpa
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21.121.91.203.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
121.91.203.in-addr.arpa is parent of 21.121.91.203.in-addr.arpa.
121.91.203.in-addr.arpa's delegation is to two name servers dns2.edu.cn and dns.edu.cn.
121.91.203.in-addr.arpa shares the same name server configuration as other domains, such as 60.137.103.in-addr.arpa, mirror.edu.cn, cernet.edu.cn, 109.38.202.in-addr.arpa and compass.edu.cn.
121.91.203.in-addr.arpa at least partially shares its name servers with other domains, for instance xing.li, 119.38.202.in-addr.arpa, 26.210.in-addr.arpa, thu.edu.cn and 83.211.in-addr.arpa.
these name servers are commonly used with the name servers ns2.net.edu.cn, dns.tsinghua.edu.cn, ns.apnic.net, info.net.edu.cn and dns2.tsinghua.edu.cn.
Host names with two IP numbers: dns2.edu.cn points to 2001:da8:1:100::13 and 202.112.0.13; dns.edu.cn points to 2001:250:c006::35 and 202.38.109.35