WWW.ROBTEX.COM - opentextbook.org

Search for IP or hostnames:

opentextbook.org checked at 2025-10-10T09:04:12.682Z 260ms 241/241/241 100% R:12

`opentextbook.org`

NS	`ns1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:5df0:73fe:2324:29e^{🇺🇸 Amazon}
		A	2600:1f18:683a:ae1b:7a3d:3615:43bc:2879^{🇺🇸 Amazon}
		A	2600:1f18:683a:ae1b:c330:97bc:9cb3:3680^{🇺🇸 Amazon}
		A	18.212.126.245^{🇺🇸 Amazon}
			PTR	`ec2-18-212-126-245.compute-1.amazonaws.com`
		A	54.144.24.222^{🇺🇸 Amazon}
			PTR	`ec2-54-144-24-222.compute-1.amazonaws.com`
		A	54.152.104.235^{🇺🇸 Amazon}
			PTR	`ec2-54-152-104-235.compute-1.amazonaws.com`
		A	54.224.181.59^{🇺🇸 Amazon}
			PTR	`ec2-54-224-181-59.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4f5d:4f74:209a:f65b^{🇺🇸 Amazon}
		A	2600:1f18:683a:ae1a:e22d:ff71:4f18:2359^{🇺🇸 Amazon}
		A	2600:1f18:683a:ae1a:fed1:6525:fd93:8ee6^{🇺🇸 Amazon}
		A	2600:1f18:683a:ae1b:f54a:e4e4:a3a5:3aa2^{🇺🇸 Amazon}
		A	3.81.229.207^{🇺🇸 Amazon}
			PTR	`ec2-3-81-229-207.compute-1.amazonaws.com`
		A	3.92.139.42^{🇺🇸 Amazon}
			PTR	`ec2-3-92-139-42.compute-1.amazonaws.com`
		A	52.90.233.47^{🇺🇸 Amazon}
			PTR	`ec2-52-90-233-47.compute-1.amazonaws.com`
		A	54.242.191.126^{🇺🇸 Amazon}
			PTR	`ec2-54-242-191-126.compute-1.amazonaws.com`
MX	`mail1.namebrightmail.com`
		A	66.35.35.26^{🇺🇸 Iron Mountain Data Centers (fka IO Data Centers)}
			PTR	`mail1.namebrightmail.com`
MX	`mail2.namebrightmail.com`
		A	66.35.35.28^{🇺🇸 Iron Mountain Data Centers (fka IO Data Centers)}
			PTR	`mail2.namebrightmail.com`
A	2600:1f18:4ae:c607:d1d9:565f:b122:bfdb^{🇺🇸 Amazon}
A	2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a^{🇺🇸 Amazon}
A	52.44.244.98^{🇺🇸 Amazon}
		PTR	`ec2-52-44-244-98.compute-1.amazonaws.com`
A	54.165.131.183^{🇺🇸 Amazon}
		PTR	`ec2-54-165-131-183.compute-1.amazonaws.com`

`org`

	NS	`a0.org.afilias-nst.info`
	NS	`a2.org.afilias-nst.info`
	NS	`c0.org.afilias-nst.info`
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`d0.org.afilias-nst.org`

Starts with same word

opentextbook.org

opentextbook.com

opentextbook.ca

opentextbook.site

Starts similarily

opentextbook.org

opentextbook.com

opentextbook.ca

opentextbook.site

AI analysis

opentextbook.org points to four IP numbers: 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 52.44.244.98 and 54.165.131.183.

Other host names, for instance annuitystar.com, tooww.com, allstarpartyrentals.com, mikiz.com and glassattractions.com share IP numbers with opentextbook.org.

opentextbook.org's delegation is to two name servers ns1.namebrightdns.com and ns2.namebrightdns.com.

opentextbook.org shares the same name server configuration as other domains, such as usereco.com, legissimo.com, gpkafunda.com, ithehalalcaterer.com and turngolf.com.

Host names with eight IP numbers: ns2.namebrightdns.com points to: 2600:1f18:683a:ae1a:4f5d:4f74:209a:f65b, 2600:1f18:683a:ae1a:e22d:ff71:4f18:2359, 2600:1f18:683a:ae1a:fed1:6525:fd93:8ee6, 2600:1f18:683a:ae1b:f54a:e4e4:a3a5:3aa2, 3.81.229.207, 3.92.139.42, 52.90.233.47 and 54.242.191.126. Host names with seven IP numbers: ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:5df0:73fe:2324:29e, 2600:1f18:683a:ae1b:7a3d:3615:43bc:2879, 2600:1f18:683a:ae1b:c330:97bc:9cb3:3680, 18.212.126.245, 54.144.24.222, 54.152.104.235 and 54.224.181.59.

Two mail servers mail1.namebrightmail.com and mail2.namebrightmail.com handle opentextbook.org.

opentextbook.org uses the same mail server setup as other domains such as 141sale.com, mebella.com, investfl.com, artsumie.com and seguel.com.

opentextbook.org shares some mail servers with other domains at least partially, for example crocmex.com.

Host names with a single IP:

mail1.namebrightmail.com resolves to 66.35.35.26.

mail2.namebrightmail.com resolves to 66.35.35.28.

dbq