`riverwithin.com`

DNSSEC	⚠️ Not signed
A	69.32.208.74^{🇺🇸 RoadRunner69.32.208.0/22 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040}
		PTR	`cengagebrain.ae`
		PTR	`adjuncts.biz`
		PTR	`bibliobase.biz`
		PTR	`eduspace.biz`
		PTR	`facultytraining.biz`
		PTR	`geologylink.biz`
		PTR	`cengagebrain.ca`
		PTR	`weinspirefutures.ca`
		PTR	`4letterpress.com`
		PTR	`adjuncts.com`
		PTR	`americaatodds.com`
		PTR	`appliedcalc.com`
		PTR	`atomicdog.com`
		PTR	`atomicdogpublishing.com`
		PTR	`bernielearning.com`
		PTR	`berniestypingtravels.com`
		PTR	`bibliobase.com`
		PTR	`busn4me.com`
		PTR	`c21accounting.com`
		PTR	`cengagebrainasia.com`
		PTR	`cengagebraindead.com`
		PTR	`cengagebraindrain.com`
		PTR	`cengagebrainless.com`
		PTR	`cengagebrane.com`
		PTR	`cengagecareers.com`
		PTR	`cengagecustom.com`
		PTR	`cengageextracredit.com`
		PTR	`cengageheinle.com`
		PTR	`cengagehookup.com`
		PTR	`cengagelearning.com`
		PTR	`cengagemind.com`
		PTR	`cengagemindtap.com`
		PTR	`centgage.com`
		PTR	`cerlabs.com`
		PTR	`cjinaction.com`
		PTR	`collegekeyboarding.com`
		PTR	`contemporarybusiness.com`
		PTR	`contemporarymath.com`
		PTR	`copperhouse.com`
		PTR	`corpfin4me.com`
		PTR	`corpview.com`
		PTR	`course.com`
		PTR	`courseclips.com`
		PTR	`coursecontinuinged.com`
		PTR	`coursedirect.com`
		PTR	`cyberstopmedia.com`
		PTR	`delmarfacultydevelopment.com`
		PTR	`ecram.com`
		PTR	`eduspacecodes.com`
		PTR	`eltcloseup.com`
		PTR	`eltexampreparation.com`
		PTR	`eltkeynote.com`
		PTR	`eltoutcomes.com`
		PTR	`eriginality.com`
		PTR	`etexere.com`
		PTR	`fepeacock.com`
		PTR	`fin4me.com`
		PTR	`finiteandcalc.com`
		PTR	`finitemath.com`
		PTR	`finitemathtutor.com`
		PTR	`fourletterlearning.com`
		PTR	`fourletterpress.com`
		PTR	`g3oceanography.com`
		PTR	`gale-la.com`
		PTR	`galecengage-publicdomain.com`
		PTR	`galelacengage.com`
		PTR	`galeresearcher.com`
		PTR	`getstudious.com`
		PTR	`greenhaven.com`
		PTR	`gwuser.com`
		PTR	`heinlecengage.com`
		PTR	`hybridtexts.com`
		PTR	`ib4m3.com`
		PTR	`ibus4me.com`
		PTR	`infosystems-online.com`
		PTR	`internationalcengage.com`
		PTR	`investigale.com`
		PTR	`investigatingyourcareer.com`
		PTR	`itbp.com`
		PTR	`jogd.com`
		PTR	`keepingtherepublic.com`
		PTR	`keyboarding.com`
		PTR	`kidhavenpress.com`
		PTR	`learn2key.com`
		PTR	`learnby.com`
		PTR	`learnbyseries.com`
		PTR	`learnflow.com`
		PTR	`learntokey.com`
		PTR	`lifecenter.com`
		PTR	`lucentbooks.com`
		PTR	`macro4me.com`
		PTR	`meguffey.com`
		PTR	`mgmt4me.com`
		PTR	`mgmtskills4me.com`
		PTR	`milady-la.com`
		PTR	`miladybeat.com`
		PTR	`mindapps.com`
		PTR	`mktg4me.com`
		PTR	`nationalgeographiclearning.com`
		PTR	`nelsonliteracy.com`
		PTR	`nelsonvhrm.com`
		PTR	`nglelt.com`
		PTR	`nglife.com`
		PTR	`orgb4me.com`
		PTR	`planningworks.com`
		PTR	`pop4e.com`
		PTR	`pse6.com`
		PTR	`pse7.com`
		PTR	`psmedia.com`
		PTR	`reminiscences.com`
		PTR	`riverwithin.com`
		PTR	`sallyseries.com`
		PTR	`schirmercengage.com`
		PTR	`school-to-careers.com`
		PTR	`scseries.com`
		PTR	`seeingsociology.com`
		PTR	`serwayphysics.com`
		PTR	`signature-labs.com`
		PTR	`signaturelabs.com`
		PTR	`smartmove4me.com`
		PTR	`socstark10.com`
		PTR	`socstark9.com`
		PTR	`south-westernlearning.com`
		PTR	`southwesterncengage.com`
		PTR	`southwesternlearning.com`
		PTR	`speakingabout.com`
		PTR	`supplychain-online.com`
		PTR	`swbusinessprojects.com`
		PTR	`swpco.com`
		PTR	`taxforteens.com`
		PTR	`textchoice.com`
		PTR	`thegreendestination.com`
		PTR	`thomsonedu.com`
		PTR	`thomsonelearning.com`
		PTR	`thomsonlearning.com`
		PTR	`tlemea.com`
		PTR	`trophe.com`
		PTR	`trueoutcomes.com`
		PTR	`ubi-sw.com`
		PTR	`universityce.com`
		PTR	`visualizingsociology.com`
		PTR	`wadsworthcengage.com`
		PTR	`econ4me.eu`
		PTR	`mgmt4me.eu`
		PTR	`cengagebrain.hk`
		PTR	`facultytraining.info`
		PTR	`geologylink.info`
		PTR	`kidhavenpress.info`
		PTR	`lucentbooks.info`
		PTR	`nglearning.info`
		PTR	`weinspirefutures.info`
		PTR	`cengagebrain.jp`
		PTR	`cengagebrain.kr`
		PTR	`cengagebrain.lk`
		PTR	`investigale.mx`
		PTR	`4letterpress.net`
		PTR	`brookscolecengage.net`
		PTR	`busn4me.net`
		PTR	`cengage.net`
		PTR	`cengageheinle.net`
		PTR	`corpfin4me.net`
		PTR	`customcengage.net`
		PTR	`etexere.net`
		PTR	`fin4me.net`
		PTR	`fourletterlearning.net`
		PTR	`fourletterpress.net`
		PTR	`galeresearcher.net`
		PTR	`gwuser.net`
		PTR	`heinlecengage.net`
		PTR	`ib4m3.net`
		PTR	`ibus4me.net`
		PTR	`internationalcengage.net`
		PTR	`macro4me.net`
		PTR	`mgmt4me.net`
		PTR	`mgmtskills4me.net`
		PTR	`nationalgeographiclearning.net`
		PTR	`nglearning.net`
		PTR	`orgb4me.net`
		PTR	`schirmercengage.net`
		PTR	`schoolcengage.net`
		PTR	`southwesterncengage.net`
		PTR	`texere.net`
		PTR	`trueoutcomes.net`
		PTR	`wadsworthcengage.net`
		PTR	`weinspirefutures.net`
		PTR	`4letterpress.org`
		PTR	`bcom4me.org`
		PTR	`brookscolecengage.org`
		PTR	`busn4me.org`
		PTR	`cengageheinle.org`
		PTR	`corpfin4me.org`
		PTR	`customcengage.org`
		PTR	`etexere.org`
		PTR	`fin4me.org`
		PTR	`fourletterlearning.org`
		PTR	`fourletterpress.org`
		PTR	`galeresearcher.org`
		PTR	`heinlecengage.org`
		PTR	`ib4m3.org`
		PTR	`ibus4me.org`
		PTR	`internationalcengage.org`
		PTR	`macro4me.org`
		PTR	`mgmt4me.org`
		PTR	`mgmtskills4me.org`
		PTR	`ngextremeexplorer.org`
		PTR	`ngpathfinder.org`
		PTR	`ngpioneer.org`
		PTR	`ngyoungexplorer.org`
		PTR	`orgb4me.org`
		PTR	`schirmercengage.org`
		PTR	`schoolcengage.org`
		PTR	`southwesterncengage.org`
		PTR	`texere.org`
		PTR	`wadsworthcengage.org`
		PTR	`weinspirefutures.org`
		PTR	`cengagebrain.ph`
		PTR	`cengagebrain.pk`
		PTR	`cengagebrain.ru`
		PTR	`heinle-elt.ru`
		PTR	`heinle.ru`
		PTR	`cengagebrain.sg`
		PTR	`cengagebrain.tw`
		PTR	`greenhaven.us`
		PTR	`kidhavenpress.us`
		PTR	`cengage.com.ar`
		PTR	`cengagelearning.com.ar`
		PTR	`cengagebrain.com.bd`
		PTR	`cengage.com.br`
		PTR	`cengagebrain.com.br`
		PTR	`cengagelearning.com.br`
		PTR	`thomsonlearning.com.br`
		PTR	`cengage.com.co`
		PTR	`course.cengage.com`
		PTR	`coursedirect.cengage.com`
		PTR	`icpnacpt.cengage.com`
		PTR	`origin-college.cengage.com`
		PTR	`www2-i.cengage.com`
		PTR	`www2.cengage.com`
		PTR	`oc.course.com`
		PTR	`sam2007sm.course.com`
		PTR	`sam2010psm.course.com`
		PTR	`sam2010sm.course.com`
		PTR	`www.course.com`
		PTR	`pdf.educationdirect.com`
		PTR	`www.eltkeynote.com`
		PTR	`www.learnby.com`
		PTR	`cengagebrain.com.eu`
		PTR	`cengagebrain.com.hk`
		PTR	`cengagebrain.co.id`
		PTR	`cengagebrain.co.il`
		PTR	`cengagebrain.co.in`
		PTR	`cengagebrain.co.kr`
		PTR	`cengagebrain.com.lk`
		PTR	`cengagelearning.com.mx`
		PTR	`investigale.com.mx`
		PTR	`cengagebrain.com.my`
		PTR	`cengagebrain.com.ph`
		PTR	`cengagebrain.com.pk`
		PTR	`cengagebrain.com.sg`
		PTR	`cengagebrain.com.tw`
		PTR	`cengageheinle.co.uk`
		PTR	`eltexampreparation.co.uk`
		PTR	`eltkeynote.co.uk`
		PTR	`eltoutcomes.co.uk`
		PTR	`mcelt.co.uk`
		PTR	`nationalgeographiclife.co.uk`
		PTR	`psych.co.uk`
		PTR	`summertown.co.uk`
		PTR	`cengagebrain.com.vn`
		PTR	`www.support.gale.com`
NS	`ns1x.cengage.net` ⭐ ⚠️ Not in parent delegation
		A	69.32.130.251^{🇺🇸 RoadRunner69.32.130.0/23 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040}
			PTR	`ns1x.cengage.net`
NS	`dns1.p01.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p01.nsone.net`
NS	`dns3.p01.nsone.net` ⚠️ Not in zone NS records
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns3.p01.nsone.net`
NS	`dns4.p01.nsone.net` ⚠️ Not in zone NS records
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns4.p01.nsone.net`
NS	`ns2x.cengage.net` ⚠️ Not in parent delegation
		A	69.32.224.38^{🇺🇸 RoadRunner69.32.224.0/24 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040}
			PTR	`kyindxns4.cengage.net`
			PTR	`ns2.cengage.net`
TXT	`v=spf1 -all`
SOA	`ns1x.cengage.net`hostmaster@ohcinmason.com serial=10

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785233397

PTR for

74.208.32.69.in-addr.arpa

Same first word

riverwithin.com

DNS History

12 records (7 active, 5 former)

○NSa1-49.akam.net2026-02-21 → 2026-05-05 · 5 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-05-05 13:15:04
○ 2026-05-08 13:44:26
○ 2026-07-28 10:20:52

○NSa13-64.akam.net2026-02-21 → 2026-05-05 · 5 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-05-05 13:15:04
○ 2026-05-08 13:44:26
○ 2026-07-28 10:20:52

○NSa14-65.akam.net2026-02-21 → 2026-05-05 · 5 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-05-05 13:15:04
○ 2026-05-08 13:44:26
○ 2026-07-28 10:20:52

●NSdns1.p01.nsone.net2026-02-21 → 2026-07-28 · 3 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-07-28 10:20:52

●NSdns2.p01.nsone.net2026-02-21 → 2026-07-28 · 3 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-07-28 10:20:52

●NSdns3.p01.nsone.net2026-02-21 → 2026-07-28 · 3 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-07-28 10:20:52

●NSdns4.p01.nsone.net2026-05-08 → 2026-07-28 · 3 obs

○ 2026-05-05 13:15:04
● 2026-05-08 13:44:26
● 2026-07-28 10:20:52

○NSns1.cengage.net2015-05-16 → 2017-04-03 · 5 obs

○ 2008-03-19 18:24:16
● 2015-05-16 21:59:30
● 2017-04-03 10:08:16
○ 2026-02-21 08:40:18
○ 2026-07-28 10:20:52

●NSns1x.cengage.net2026-02-21 → 2026-07-28 · 3 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-07-28 10:20:52

○NSns2.cengage.net2015-05-16 → 2017-04-03 · 5 obs

○ 2008-03-19 18:24:16
● 2015-05-16 21:59:30
● 2017-04-03 10:08:16
○ 2026-02-21 08:40:18
○ 2026-07-28 10:20:52

●NSns2x.cengage.net2026-02-21 → 2026-07-28 · 3 obs

○ 2017-04-03 10:08:16
● 2026-02-21 08:40:18
● 2026-07-28 10:20:52

●A69.32.208.742015-05-16 → 2026-07-28 · 3 obs

○ 2008-03-19 18:24:16
● 2015-05-16 21:59:30
● 2026-07-28 10:20:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net...	-
riverwithin.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net	-

✅ Authoritative Response

Server:198.51.45.65

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for riverwithin.com (unsigned zone)

⏱️ Timing

Total: 404ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.32.208.74`
NS	2	`ns1x.cengage.net, ns2x.cengage.net`
TXT	1	`v=spf1 -all`
SOA	1	`ns1x.cengage.net hostmaster.ohcinmason.c`

Analysis

IP Addresses

riverwithin.com resolves to just one IP address, 69.32.208.74.

Two other host names, along with ib4m3.net, coursecontinuinged.com and pdf.educationdirect.com, also share IP numbers with riverwithin.com.

Name Servers

DNS for riverwithin.com is handled by 6 name servers: ns1x.cengage.net, ns2x.cengage.net, dns1.p01.nsone.net and 3 others.

riverwithin.com has at least partial name server overlap with other domains, such as christianchat.online, paradigmevents.ca, jonathanpserrano.com and two others.

dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net — plus 7 other name servers — are commonly paired with these name servers.

Host names that have two IP addresses:

dns1.p01.nsone.net has two IP addresses: 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

dns2.p01.nsone.net has two IP addresses: 198.51.45.1 and 2a00:edc0:6259:7:1::2.

dns3.p01.nsone.net has two IP addresses: 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3.

dns4.p01.nsone.net has two IP addresses: 198.51.45.65 and 2a00:edc0:6259:7:1::4.

Host names that point to one IP address:

ns1x.cengage.net directs to 69.32.130.251.

ns2x.cengage.net directs to 69.32.224.38.