study.us - dns.ninja

`study.us`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns2.afternic.com` ⭐
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
NS	`ns1.afternic.com`
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`verification-asfowavt3wnfvhu5roysud.ns101.verify.hn` ⚠️ Not in zone NS records
TXT	`v=spf1 -all`
SOA	`ns2.afternic.com`dns@jomax.net serial=1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1784965671

Same first word

study.today

study.ne.kr

study.no

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study.ne.jp

study.blue

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DNS History

12 records (5 active, 7 former)

●NSns1.afternic.com2026-03-03 → 2026-07-25 · 3 obs

○ 2017-10-29 06:48:30
● 2026-03-03 03:26:08
● 2026-07-25 08:18:46

●NSns2.afternic.com2026-03-03 → 2026-07-25 · 3 obs

○ 2017-10-29 06:48:30
● 2026-03-03 03:26:08
● 2026-07-25 08:18:46

○NSns49.domaincontrol.com2015-06-06 → 2016-12-27 · 4 obs

● 2015-06-06 20:45:42
● 2016-12-27 07:25:46
○ 2017-10-29 06:48:30
○ 2026-07-25 08:18:46

○NSns50.domaincontrol.com2015-06-06 → 2016-12-27 · 4 obs

● 2015-06-06 20:45:42
● 2016-12-27 07:25:46
○ 2017-10-29 06:48:30
○ 2026-07-25 08:18:46

●NSverification-asfowavt3wnfvhu5roysud.ns101.verify.hn2026-03-03 → 2026-07-25 · 3 obs

○ 2017-10-29 06:48:30
● 2026-03-03 03:26:08
● 2026-07-25 08:18:46

○MX.2026-03-03 → 2026-07-25 · 2 obs

○ 2026-03-03 03:26:08
○ 2026-07-25 08:18:46

○MXmailstore1.secureserver.net2015-06-06 → 2016-12-27 · 4 obs

● 2015-06-06 20:45:42
● 2016-12-27 07:25:46
○ 2017-10-29 06:48:30
○ 2026-07-25 08:18:46

○MXsmtp.secureserver.net2015-06-06 → 2016-12-27 · 4 obs

● 2015-06-06 20:45:42
● 2016-12-27 07:25:46
○ 2017-10-29 06:48:30
○ 2026-07-25 08:18:46

●A13.248.169.482026-03-03 → 2026-07-25 · 3 obs

○ 2017-10-29 06:48:30
● 2026-03-03 03:26:08
● 2026-07-25 08:18:46

○A184.168.221.182015-06-06 → 2016-12-27 · 4 obs

● 2015-06-06 20:45:42
● 2016-12-27 07:25:46
○ 2017-10-29 06:48:30
○ 2026-07-25 08:18:46

●A76.223.54.1462026-03-03 → 2026-07-25 · 3 obs

○ 2017-10-29 06:48:30
● 2026-03-03 03:26:08
● 2026-07-25 08:18:46

○CNAMEwebapp.parkingpage.production.flippa.com2017-10-29 → 2017-10-29 · 3 obs

● 2017-10-29 06:48:30
○ 2026-03-03 03:26:08
○ 2026-07-25 08:18:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
study.us	ns1.afternic.com, ns2.afternic.com, verification-asfowavt3wnfvhu5roysud.ns101.verify.hn	-

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com, verification-asfowavt3wnfvhu5roysud.ns101.verify.hn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.us (unsigned zone)

⏱️ Timing

Total: 3342ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns2.afternic.com dns.jomax.net`

Analysis

IP Addresses

study.us directs to two IP numbers, 13.248.169.48 and 76.223.54.146

Additional host names — kinok.com, mast3r.com, ns3028.verify.hn and two others — share IP numbers with study.us.

Name Servers

study.us is served by three name servers: ns1.afternic.com, ns2.afternic.com and verification-asfowavt3wnfvhu5roysud.ns101.verify.hn.

study.us shares at least some of its name servers with other domains, including struckgold.com, floridanewsstand.com, gptcrm.com and two others.

ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45. Likewise, ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45 — two IP addresses apiece.