delmarlearning.com - dns.ninja

`delmarlearning.com`

DNSSEC	⚠️ Not signed
A	69.32.208.131^{🇺🇸 RoadRunner69.32.208.0/22 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040}
		PTR	`delmarlearning.com`
		PTR	`delmarcengage.net`
		PTR	`delmarcengage.org`
		PTR	`delmar.cengage.com`
		PTR	`delaudio.delmarlearning.com`
		PTR	`delgraphics.delmarlearning.com`
		PTR	`delvideo.delmarlearning.com`
		PTR	`ecourse.delmarlearning.com`
		PTR	`ori4000.delmarlearning.com`
		PTR	`www.delmar.cengage.com`
NS	`ns1.cengage.net` ⭐ ⚠️ Not in parent delegation
		A	69.32.149.38^{🇺🇸 RoadRunner69.32.148.0/23 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040}
			PTR	`ns1.cengage.net`
			PTR	`ns3.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	`ns2.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	`wj3725z4s370m9fttwhdg06rhfcrw5mg`
TXT	`6wbysw5vnr61z7j8d9bt656pg82pb82v`
TXT	`tvmd0p25vpf6p8qj6bqkfx4cwpnb3f7p`
TXT	`v=spf1 -all`
TXT	`_w7q0kq3x89gla2jqnypohiink6ju834`
TXT	`_99nnacebxlw8t8zym0g1s621ogh4z05`
TXT	`_89073x4a4jxl8bo4acft6lvx4sij4nf`
TXT	`_36nvw4c6dgqvo2inouex58g7jbqtsyd`
SOA	`ns1.cengage.net`hostmaster@ohcinmason.com serial=195

`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=1785609827

rank #566479 globally
rank #235882 in the tld
WOT: UNKNOWN (74/100)

PTR for

131.208.32.69.in-addr.arpa

Subdomains

instructors.delmarlearning.com

delgraphics.delmarlearning.com

icc.delmarlearning.com

eview.delmarlearning.com

emarketing.delmarlearning.com

ecourse.delmarlearning.com

vogt.delmarlearning.com

delaudio.delmarlearning.com

ori4001.delmarlearning.com

customerreports.delmarlearning.com

ori4000.delmarlearning.com

delvideo.delmarlearning.com

s-www.delmarlearning.com

Same first word

delmarlearning.com

DNS History

23 records (7 active, 16 former)

○NSa1-49.akam.net2026-02-17 → 2026-04-28 · 5 obs

○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-04-28 04:59:04
○ 2026-05-11 05:12:18
○ 2026-08-01 18:50:16

○NSa13-64.akam.net2026-02-17 → 2026-04-28 · 5 obs

○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-04-28 04:59:04
○ 2026-05-11 05:12:18
○ 2026-08-01 18:50:16

○NSa14-65.akam.net2026-02-17 → 2026-04-28 · 5 obs

○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-04-28 04:59:04
○ 2026-05-11 05:12:18
○ 2026-08-01 18:50:16

●NSdns1.p01.nsone.net2026-02-17 → 2026-08-01 · 3 obs

○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-08-01 18:50:16

●NSdns2.p01.nsone.net2026-02-17 → 2026-08-01 · 3 obs

○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-08-01 18:50:16

○NSdns3.gale.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

●NSdns3.p01.nsone.net2026-02-17 → 2026-08-01 · 3 obs

○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-08-01 18:50:16

○NSdns4.gale.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

●NSdns4.p01.nsone.net2026-05-11 → 2026-08-01 · 3 obs

○ 2026-04-28 04:59:04
● 2026-05-11 05:12:18
● 2026-08-01 18:50:16

●NSns1.cengage.net2015-08-31 → 2026-08-01 · 6 obs

○ 2007-11-12 13:46:18
● 2015-08-31 01:39:26
● 2018-12-29 13:49:06
○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-08-01 18:50:16

○NSns1x.cengage.net2021-09-30 → 2021-09-30 · 4 obs

○ 2018-12-29 13:49:06
● 2021-09-30 10:27:28
○ 2026-02-17 08:26:22
○ 2026-08-01 18:50:16

●NSns2.cengage.net2015-08-31 → 2026-08-01 · 6 obs

○ 2007-11-12 13:46:18
● 2015-08-31 01:39:26
● 2018-12-29 13:49:06
○ 2021-09-30 10:27:28
● 2026-02-17 08:26:22
● 2026-08-01 18:50:16

○NSns2x.cengage.net2021-09-30 → 2021-09-30 · 4 obs

○ 2018-12-29 13:49:06
● 2021-09-30 10:27:28
○ 2026-02-17 08:26:22
○ 2026-08-01 18:50:16

○NSns3.ohcinmason.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○NSns4.ohcinmason.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○NSns5.ohcinmason.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○NStlauns3.ohcinmason.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○NStlauns4.ohcinmason.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○NStlauns5.ohcinmason.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○MXtlmsmp1.thomsonlearning.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○MXtlmsmp3.thomsonlearning.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 13:46:18
○ 2015-08-31 01:39:26
○ 2026-08-01 18:50:16

○A69.32.132.1312007-11-12 → 2016-06-11 · 4 obs

● 2007-11-12 13:46:18
● 2016-06-11 07:28:36
○ 2016-06-27 13:12:32
○ 2026-08-01 18:50:16

●A69.32.208.1312016-06-27 → 2026-08-01 · 3 obs

○ 2016-06-11 07:28:36
● 2016-06-27 13:12:32
● 2026-08-01 18:50:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
delmarlearning.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net	-

✅ Authoritative Response

Server:198.51.44.1

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 delmarlearning.com (unsigned zone)

⏱️ Timing

Total: 111ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.32.208.131`
NS	2	`ns1.cengage.net, ns2.cengage.net`
TXT	8	`wj3725z4s370m9fttwhdg06rhfcrw5mg, 6wbysw5vnr61z7j8d9bt656pg82pb82v...`
SOA	1	`ns1.cengage.net hostmaster.ohcinmason.co`

Analysis

Hierarchy

delmarlearning.com serves as parent to instructors.delmarlearning.com, delgraphics.delmarlearning.com, icc.delmarlearning.com, eview.delmarlearning.com, emarketing.delmarlearning.com along with a few other host names.

IP Addresses

delmarlearning.com directs to one IP number, which is 69.32.208.131.

Among the host names that share IP numbers with delmarlearning.com are ecourse.delmarlearning.com, delmar.cengage.com, delaudio.delmarlearning.com and two others.

Name Servers

delmarlearning.com is served by 6 authoritative name servers — among them ns1.cengage.net, ns2.cengage.net, dns1.p01.nsone.net and 3 others.

delmarlearning.com has at least partial name server overlap with other domains, such as mariamkorachy.com, 1dayacuvuetrueye.dk, lecorpsdeloeuvre.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.

Hosts with two IP numbers each:

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

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

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

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

Hosts that resolve to one IP address:

The hostname ns1.cengage.net resolves to 69.32.149.38.

The hostname ns2.cengage.net resolves to 69.32.224.38.