cengageworldclass.com - robtex.com

cengageworldclass.com

DNSSEC⚠️ Not signed
A202.157.174.101🇸🇬 ICONZ-WEBVISIONS-AP202.157.168.0/21 Iconz-Webvisions Pte. Ltd. 3 Kim Chuan Lane 08-03
NSns1x.cengage.net ⭐ ⚠️ Not in parent delegation
A69.32.130.251🇺🇸 RoadRunner69.32.130.0/23 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040
PTRns1x.cengage.net
NSdns1.p01.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:1:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns1.p01.nsone.net
A198.51.44.1🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns1.p01.nsone.net
NSdns2.p01.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:1::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p01.nsone.net
A198.51.45.1🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns2.p01.nsone.net
NSdns3.p01.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:1:0:3🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns3.p01.nsone.net
A198.51.44.65🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns3.p01.nsone.net
NSdns4.p01.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:1::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p01.nsone.net
A198.51.45.65🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns4.p01.nsone.net
NSns2x.cengage.net ⚠️ Not in parent delegation
A69.32.224.38🇺🇸 RoadRunner69.32.224.0/24 Proxy-registered route object for Cengage Learning Inc Attn Communications in CSO Mason, OH 45040
PTRkyindxns4.cengage.net
PTRns2.cengage.net
TXTv=spf1 -all
SOAns1x.cengage.nethostmaster@ohcinmason.com serial=25

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1778402776

Same first word

cengageworldclass.com

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSdns1.p01.nsone.netdns2.p01.nsone.netdns3.p01.nsone.netdns4.p01.nsone.netns1x.cengage.netns2x.cengage.neta1-49.akam.neta13-64.akam.neta14-65.akam.netns1.cengage.netns2.cengage.netA202.157.174.101
○NSa1-49.akam.net2026-02-22 → 2026-04-28 · 4 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-04-28 14:30:04
○ 2026-05-10 08:51:52
○NSa13-64.akam.net2026-02-22 → 2026-04-28 · 4 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-04-28 14:30:04
○ 2026-05-10 08:51:52
○NSa14-65.akam.net2026-02-22 → 2026-04-28 · 4 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-04-28 14:30:04
○ 2026-05-10 08:51:52
●NSdns1.p01.nsone.net2026-02-22 → 2026-05-10 · 3 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-05-10 08:51:52
●NSdns2.p01.nsone.net2026-02-22 → 2026-05-10 · 3 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-05-10 08:51:52
●NSdns3.p01.nsone.net2026-02-22 → 2026-05-10 · 3 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-05-10 08:51:52
●NSdns4.p01.nsone.net2026-05-10 → 2026-05-10 · 2 obs
○ 2026-04-28 14:30:04
● 2026-05-10 08:51:52
○NSns1.cengage.net2015-05-05 → 2018-12-18 · 4 obs
● 2015-05-05 06:36:28
● 2018-12-18 03:44:28
○ 2026-02-22 21:41:54
○ 2026-05-10 08:51:52
●NSns1x.cengage.net2026-02-22 → 2026-05-10 · 3 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-05-10 08:51:52
○NSns2.cengage.net2015-05-05 → 2018-12-18 · 4 obs
● 2015-05-05 06:36:28
● 2018-12-18 03:44:28
○ 2026-02-22 21:41:54
○ 2026-05-10 08:51:52
●NSns2x.cengage.net2026-02-22 → 2026-05-10 · 3 obs
○ 2018-12-18 03:44:28
● 2026-02-22 21:41:54
● 2026-05-10 08:51:52
●A202.157.174.1012015-05-05 → 2026-05-10 · 2 obs
● 2015-05-05 06:36:28
● 2026-05-10 08:51:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cengageworldclass.comdns1.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 cengageworldclass.com (unsigned zone)

⏱️ Timing

Total: 477ms | Queries: -

📄 Records

TypeCountSample Data
A1202.157.174.101
NS2ns1x.cengage.net, ns2x.cengage.net
TXT1v=spf1 -all
SOA1ns1x.cengage.net hostmaster.ohcinmason.c

Analysis

IP Addresses

cengageworldclass.com resolves to a single IP address: 202.157.174.101.

Name Servers

cengageworldclass.com is delegated to six name servers: ns1x.cengage.net, ns2x.cengage.net, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net.

cengageworldclass.com at least partially shares name servers with other domains, including vickiesflowerscypress.com, flicskitchen.com, imagetoolshub.com, imosec.com.br and uberdriversrfclassaction.com.

These name servers are typically used together with the name servers ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, a1-49.akam.net, a13-64.akam.net, a14-65.akam.net, ns01.jnjdns.com, ns02.jnjdns.com and ns03.jnjdns.com.

Host names with two IP numbers:

Host dns1.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1.

Host dns2.p01.nsone.net points to 2a00:edc0:6259:7:1::2 and 198.51.45.1.

Host dns3.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:3 and 198.51.44.65.

Host dns4.p01.nsone.net points to 2a00:edc0:6259:7:1::4 and 198.51.45.65.

Host names with one IP number:

Host ns1x.cengage.net points to 69.32.130.251.

Host ns2x.cengage.net points to 69.32.224.38.