smartastic.us - dns.ninja

smartastic.us

DNSSEC⚠️ Not signed
NSns1x.cengage.net ⭐ ⚠️ Not in parent delegation
A69.32.130.251πŸ‡ΊπŸ‡Έ 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:4000:6259:7:1:0:1πŸ‡ΊπŸ‡Έ NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p01.nsone.net
A198.51.44.1πŸ‡ΊπŸ‡Έ NSONE198.51.44.0/24
PTRdns1.p01.nsone.net
NSdns2.p01.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:1::2πŸ‡ΊπŸ‡Έ NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p01.nsone.net
A198.51.45.1πŸ‡ΊπŸ‡Έ NSONE198.51.45.0/24
PTRdns2.p01.nsone.net
NSdns3.p01.nsone.net ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:1:0:3πŸ‡ΊπŸ‡Έ NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns3.p01.nsone.net
A198.51.44.65πŸ‡ΊπŸ‡Έ NSONE198.51.44.0/24
PTRdns3.p01.nsone.net
NSdns4.p01.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:1::4πŸ‡ΊπŸ‡Έ NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p01.nsone.net
A198.51.45.65πŸ‡ΊπŸ‡Έ NSONE198.51.45.0/24
PTRdns4.p01.nsone.net
NSns2x.cengage.net ⚠️ Not in parent delegation
A69.32.224.38πŸ‡ΊπŸ‡Έ 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
SOAns1x.cengage.nethostmaster@ohcinmason.com serial=6

us

DNSSECπŸ”’ Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1786397042

Same first word

Similar names

DNS History

11 records (6 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.net
β—‹NSa1-49.akam.net2026-03-22 β†’ 2026-03-22 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
β—‹ 2026-08-10 22:16:30
β—‹NSa13-64.akam.net2026-03-22 β†’ 2026-03-22 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
β—‹ 2026-08-10 22:16:30
β—‹NSa14-65.akam.net2026-03-22 β†’ 2026-03-22 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
β—‹ 2026-08-10 22:16:30
●NSdns1.p01.nsone.net2026-03-22 β†’ 2026-08-10 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
● 2026-08-10 22:16:30
●NSdns2.p01.nsone.net2026-03-22 β†’ 2026-08-10 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
● 2026-08-10 22:16:30
●NSdns3.p01.nsone.net2026-03-22 β†’ 2026-08-10 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
● 2026-08-10 22:16:30
●NSdns4.p01.nsone.net2026-08-10 β†’ 2026-08-10 Β· 2 obs
β—‹ 2026-03-22 16:10:22
● 2026-08-10 22:16:30
β—‹NSns1.cengage.net2015-06-22 β†’ 2017-04-24 Β· 4 obs
● 2015-06-22 06:18:06
● 2017-04-24 11:16:52
β—‹ 2026-03-22 16:10:22
β—‹ 2026-08-10 22:16:30
●NSns1x.cengage.net2026-03-22 β†’ 2026-08-10 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
● 2026-08-10 22:16:30
β—‹NSns2.cengage.net2015-06-22 β†’ 2017-04-24 Β· 4 obs
● 2015-06-22 06:18:06
● 2017-04-24 11:16:52
β—‹ 2026-03-22 16:10:22
β—‹ 2026-08-10 22:16:30
●NSns2x.cengage.net2026-03-22 β†’ 2026-08-10 Β· 3 obs
β—‹ 2017-04-24 11:16:52
● 2026-03-22 16:10:22
● 2026-08-10 22:16:30

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
usm.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...-
smartastic.usdns4.p01.nsone.net, dns2.p01.nsone.net, dns1.p01.nsone.net, dns3.p01.nsone.net-

βœ… Authoritative Response

Server:198.51.45.65

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

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartastic.us (unsigned zone)

⏱️ Timing

Total: 769ms | Queries: -

πŸ“„ Records

TypeCountSample Data
NS2ns1x.cengage.net, ns2x.cengage.net
SOA1ns1x.cengage.net hostmaster.ohcinmason.c

Analysis

Name Servers

smartastic.us delegates authority to 6 name servers: ns1x.cengage.net, ns2x.cengage.net, dns1.p01.nsone.net plus 3 other.

There is at least partial name server overlap between smartastic.us and other domains β€” lovepowertherapy.com, warnermusicasia.com, akaneimai.com and two more among them.

These name servers regularly appear alongside dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net and 7 other name servers in NS record sets.

Hosts with two IP numbers each:

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

dns2.p01.nsone.net directs traffic to 198.51.45.1 and 2a00:edc0:6259:7:1::2.

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

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

Hosts that resolve to one IP address:

ns1x.cengage.net has the IP address 69.32.130.251.

ns2x.cengage.net has the IP address 69.32.224.38.