DNSWHOIS.INFO - 51.223.128.in-addr.arpa

Search for IP or hostnames:

51.223.128.in-addr.arpa checked at 2025-09-06T22:31:01.341Z 646ms 96/96/96 100% R:13

`51.223.128.in-addr.arpa`

NS	`phloem.uoregon.edu`
		A	2001:468:d01:20::80df:2023 ^{🇺🇸 University of Oregon}
			PTR	`phloem.uoregon.edu`
		A	128.223.32.35^{🇺🇸 University of Oregon}
			PTR	`phloem.uoregon.edu`
NS	`guelah.shrubbery.net`
		A	198.58.5.1^{🇺🇸 fooio}
			PTR	`guelah.shrubbery.net`
NS	`archive2.routeviews.org`
		A	2001:468:d01:33::37 ^{🇺🇸 University of Oregon}
			PTR	`archive2.routeviews.org`
		A	128.223.51.37^{🇺🇸 University of Oregon}
			PTR	`archive2.routeviews.org`
NS	`archive.routeviews.org`
		A	2001:468:d01:33::80df:3314 ^{🇺🇸 University of Oregon}
			PTR	`archive.routeviews.org`
		A	128.223.51.20^{🇺🇸 University of Oregon}
			PTR	`archive.routeviews.org`
NS	`asnums.routeviews.org`
		A	2001:468:d01:33::29 ^{🇺🇸 University of Oregon}
			PTR	`asnums.routeviews.org`
		A	128.223.51.29^{🇺🇸 University of Oregon}
			PTR	`asnums.routeviews.org`
MX	`smtp.routeviews.org`
		A	2001:468:d01:33::80df:330c ^{🇺🇸 University of Oregon}
			PTR	`mail.routeviews.org`
		A	128.223.51.12^{🇺🇸 University of Oregon}
			PTR	`mail.routeviews.org`

`223.128.in-addr.arpa`

	NS	`ns1.f5cloudservices.com`
	NS	`lsu-bdds1.lsu.edu`
	NS	`phloem.uoregon.edu`
	NS	`ruminant.uoregon.edu`

Up
`19.51.223.128.in-addr.arpa`
`103.51.223.128.in-addr.arpa`
`102.51.223.128.in-addr.arpa`
`112.51.223.128.in-addr.arpa`
`108.51.223.128.in-addr.arpa`
`12.51.223.128.in-addr.arpa`
`30.51.223.128.in-addr.arpa`
`20.51.223.128.in-addr.arpa`
`29.51.223.128.in-addr.arpa`
`37.51.223.128.in-addr.arpa`
`13.51.223.128.in-addr.arpa`
`1.51.223.128.in-addr.arpa`

Starts with same word
`51.com.tw`
`51.de`
`51.cz`
`51.chat`
`51.win`
`51.ru`
`51.gs`
`51.is`
`51.eu`
`51.cool`
`51.biz`
`51.no`
`51.vg`
`51.tv`
`51.net.cn`
`51.gold`
`51.be`
`51.org`
`51.su`
`51.am`
`51.ie`
`51.co`
`51.cc`
`51.fr`
`51.pl`
`51.ca`
`51.nu`
`51.fyi`
`51.al`
`51.com.ua`
`51.lv`
`51.net`
`51.la`
`51.in-addr.arpa`
`51.fi`
`51.school`
`51.bet`
`51.hk`
`51.ro`
`51.dp.ua`
`51.com`
`51.wf`
`51.ph`
`51.se`
`51.com.br`
`51.com.tr`
`51.ws`
`51.com.hk`
`51.lt`
`51.hu`
`51.wtf`
`51.world`

Starts similarily
`51.su`
`51.am`
`15.sk`
`51.ie`
`51.co`
`51.cc`
`51.fr`
`15.su`
`51.pl`
`15.no`
`51.ca`
`51.nu`
`15.is`
`15.eu`
`15.by`
`51.fyi`
`15.ai`
`15.business`
`15.org.ua`
`51.al`
`51.com.ua`
`15.football`
`15.be`
`51.lv`
`15.fi`
`15.tt`
`51.net`
`51.la`
`15.com`
`51.in-addr.arpa`
`15.org`
`51.fi`
`51.school`
`51.bet`
`15.chat`
`15.la`
`51.hk`
`15.com.mx`
`51.ro`
`15.ph`
`51.dp.ua`
`51.com`
`15.lv`
`15.de`
`51.wf`
`51.ph`
`51.se`
`51.com.br`
`51.com.tr`
`51.ws`
`15.gold`
`15.tel`
`51.com.hk`
`51.lt`
`15.cn`
`51.hu`
`15.nl`
`15.ie`
`51.wtf`
`15.com.ua`
`15.in-addr.arpa`
`51.world`
`51.com.tw`
`51.de`
`15.ro`
`15.hk`
`51.cz`
`51.chat`
`15.am`
`15.ae`
`51.win`
`51.ru`
`15.graphics`
`51.gs`
`15.io`
`51.is`
`15.app`
`15.biz`
`51.eu`
`51.cool`
`15.com.tr`
`51.biz`
`51.no`
`51.vg`
`51.tv`
`15.ca`
`15.uk`
`15.cl`
`15.rs`
`51.net.cn`
`51.gold`
`51.be`
`51.org`
`15.wtf`
`15.fyi`
`15.net`
`15.cz`

AI analysis

51.223.128.in-addr.arpa serves as the parent host for 19.51.223.128.in-addr.arpa, 103.51.223.128.in-addr.arpa, 102.51.223.128.in-addr.arpa, 112.51.223.128.in-addr.arpa, 108.51.223.128.in-addr.arpa, among others.

The delegation of 51.223.128.in-addr.arpa is to five name servers: phloem.uoregon.edu, guelah.shrubbery.net, archive2.routeviews.org, archive.routeviews.org, and asnums.routeviews.org.

The domain 51.223.128.in-addr.arpa shares its name servers, at least partially, with other domains such as uoregon.me, opurp.org, mckenzie.k12.or.us, gov.nr, and 13.171.184.in-addr.arpa.

The name servers ruminant.uoregon.edu, lsu-bdds1.lsu.edu, ns1.f5cloudservices.com, cypress.shrubbery.net, ns-remote.arizona.edu, dns0.pdx.edu, dns1.pdx.edu, walt.ee.pdx.edu, ns1.lesd.k12.or.us, and gold.uog.edu are typically used in conjunction.

phloem.uoregon.edu, guelah.shrubbery.net, archive2.routeviews.org, archive.routeviews.org, and asnums.routeviews.org each point to their respective IP numbers: 2001:468:d01:20::80df:2023, 128.223.32.35; 198.58.5.1; 2001:468:d01:33::37, 128.223.51.37; 2001:468:d01:33::80df:3314, 128.223.51.20; and 2001:468:d01:33::29, 128.223.51.29.

The mail server, smtp.routeviews.org, manages 51.223.128.in-addr.arpa.

Some mail servers are at least partially shared between 51.223.128.in-addr.arpa and other domains such as routeviews.org.

The mail servers mx66.routeviews.org are frequently paired with these mail servers.

smtp.routeviews.org points to two IP numbers: 2001:468:d01:33::80df:330c and 128.223.51.12.

dbq