CF1757394187586-tsm20250908202611

NSLIST.NET - 91.128.in-addr.arpa

Search for IP or hostnames:

91.128.in-addr.arpa checked at 2025-09-09T05:03:07.570Z 219ms 93/93/93 100% R:11

`91.128.in-addr.arpa`

	NS	`dns1.udel.edu`
			A	128.175.13.16^{🇺🇸 AS34}
				PTR	`dns1.udel.edu`
	NS	`dns2.udel.edu`
			A	128.175.13.17^{🇺🇸 AS34}
				PTR	`dns2.udel.edu`
	NS	`adns4.upenn.edu`
			A	2600:1800:5::1:0 ^{🇺🇸 Tiggee}
				PTR	`adns4.upenn.edu`
			A	208.94.148.32^{🇺🇸 Tiggee}
				PTR	`adns4.upenn.edu`
	NS	`adns5.upenn.edu`
			A	2600:1801:6::1:0 ^{🇺🇸 Tiggee}
				PTR	`adns5.upenn.edu`
			A	208.80.124.32^{🇺🇸 Tiggee}
				PTR	`adns5.upenn.edu`
	NS	`adns6.upenn.edu`
			A	2600:1802:7::1:0 ^{🇺🇸 Tiggee}
				PTR	`adns6.upenn.edu`
			A	208.80.126.32^{🇺🇸 Tiggee}
				PTR	`adns6.upenn.edu`
	NS	`adns1.nnn.upenn.edu`
			A	2607:f470:1001::ad:1 ^{🇺🇸 UPENN}
				PTR	`adns1.nnn.upenn.edu`
			A	128.91.2.53^{🇺🇸 UPENN}
				PTR	`adns1.nnn.upenn.edu`
	NS	`adns2.nnn.upenn.edu`
			A	2607:f470:1002::ad:2 ^{🇺🇸 UPENN}
				PTR	`adns2.nnn.upenn.edu`
			A	128.91.254.53^{🇺🇸 UPENN}
				PTR	`adns2.nnn.upenn.edu`
	NS	`adns3.nnn.upenn.edu`
			A	2607:f470:1003::ad:3 ^{🇺🇸 UPENN}
				PTR	`adns3.nnn.upenn.edu`
			A	128.91.251.53^{🇺🇸 UPENN}
				PTR	`adns3.nnn.upenn.edu`

`128.in-addr.arpa`

	NS	`r.arin.net`
	NS	`u.arin.net`
	NS	`x.arin.net`
	NS	`y.arin.net`
	NS	`z.arin.net`
	NS	`arin.authdns.ripe.net`

Starts with same word
`91.sk`
`91.com`
`91.net`
`91.vip`
`91.city`
`91.fyi`
`91.porn`
`91.com.hk`
`91.se`
`91.gold`
`91.cn`
`91.be`
`91.lv`
`91.in-addr.arpa`
`91.co`
`91.money`
`91.cn.com`
`91.dk`
`91.org`
`91.lc`
`91.de`
`91.cool`
`91.fr`
`91.biz`
`91.ca`
`91.hn.cn`
`91.cm`
`91.si`
`91.ag`
`91.ax`
`91.xxx`
`91.amsterdam`
`91.agency`
`91.life`
`91.hu`
`91.tel`
`91.cc`
`91.nl`
`91.digital`
`91.chat`
`91.ee`
`91.hk`
`91.lt`
`91.no`
`91.pl`
`91.cz`
`91.cx`
`91.football`
`91.gs`
`91.com.vn`
`91.yt`
`91.ru`
`91.com.cn`
`91.ph`
`91.wtf`
`91.sh.cn`

Starts similarily
`91.sk`
`91.com`
`91.net`
`19.fr`
`91.vip`
`19.dk`
`91.city`
`91.fyi`
`91.porn`
`19.plus`
`91.com.hk`
`19.ee`
`19.se`
`91.se`
`19.wtf`
`19.ca`
`91.gold`
`91.cn`
`19.ro`
`91.be`
`91.lv`
`91.in-addr.arpa`
`91.co`
`19.rs`
`91.money`
`19.to`
`91.cn.com`
`91.dk`
`91.org`
`19.co.kr`
`19.nl`
`19.eu`
`91.lc`
`91.de`
`91.cool`
`19.herokuapp.com`
`91.fr`
`91.biz`
`19.cc`
`19.cm`
`91.ca`
`91.hn.cn`
`91.cm`
`91.si`
`91.ag`
`19.cl`
`91.ax`
`19.in-addr.arpa`
`91.xxx`
`19.amsterdam`
`91.amsterdam`
`19.world`
`19.com.cn`
`19.codes`
`19.org.cn`
`19.org`
`19.biz`
`91.agency`
`19.com.au`
`91.life`
`19.be`
`91.hu`
`91.tel`
`19.net.ua`
`91.cc`
`91.nl`
`91.digital`
`19.la`
`19.co.uk`
`91.chat`
`91.ee`
`91.hk`
`19.no`
`91.lt`
`91.no`
`19.xxx`
`91.pl`
`19.lv`
`91.cz`
`19.cn`
`91.cx`
`91.football`
`19.gold`
`91.gs`
`19.football`
`19.su`
`91.com.vn`
`91.yt`
`91.ru`
`19.sk`
`19.net`
`19.fi`
`91.com.cn`
`19.coop`
`91.ph`
`19.ph`
`19.by`
`19.vg`
`91.wtf`
`19.de`
`91.sh.cn`
`19.gg`

AI analysis

Eight name servers are delegated to 91.128.in-addr.arpa, namely dns1.udel.edu, dns2.udel.edu, adns4.upenn.edu, adns5.upenn.edu, adns6.upenn.edu, adns1.nnn.upenn.edu, adns2.nnn.upenn.edu, and adns3.nnn.upenn.edu.

The domain 91.128.in-addr.arpa shares its name servers, at least partially, with other domains such as 99.27.216.in-addr.arpa, 97.27.216.in-addr.arpa, upenn.net, wharton.edu, and ntp.org.

dns1.udel.edu points to the IP number: 128.175.13.16. dns2.udel.edu points to the IP number: 128.175.13.17. adns4.upenn.edu points to two IP numbers: 2600:1800:5::1:0 and 208.94.148.32. adns5.upenn.edu points to two IP numbers: 2600:1801:6::1:0 and 208.80.124.32. adns6.upenn.edu points to two IP numbers: 2600:1802:7::1:0 and 208.80.126.32. adns1.nnn.upenn.edu points to two IP numbers: 2607:f470:1001::ad:1 and 128.91.2.53. adns2.nnn.upenn.edu points to two IP numbers: 2607:f470:1002::ad:2 and 128.91.254.53. adns3.nnn.upenn.edu points to two IP numbers: 2607:f470:1003::ad:3 and 128.91.251.53.

dbq

qCghblS CF johedugfp 2025-09-09