study-book.com - dns.ninja

study-book.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns1.afternic.com ⭐
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
NSns2.afternic.com
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
TXTv=spf1 -all
SOAns1.afternic.comdns@jomax.net serial=1

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=1785876839

Subdomains

mail.study-book.com

Same first word

study-book.com

DNS History

18 records (4 active, 14 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comns1.360wzb.comns1626.ztomy.comns2.360wzb.comns2626.ztomy.comnsg1.namebrightdns.comnsg2.namebrightdns.comsk.s5.ans1.ns148.ztomy.comsk.s5.ans2.ns148.ztomy.comMX.A13.248.169.4876.223.54.146125.88.190.62204.11.56.48208.91.197.46CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.comPTRsk.s5.ans1.ns148.ztomy.com
○NSns1.360wzb.com2015-05-25 → 2015-05-25 · 3 obs
● 2015-05-25 06:00:38
○ 2015-10-15 19:03:36
○ 2026-08-04 21:11:58
●NSns1.afternic.com2026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-31 18:56:38
● 2026-06-13 21:47:04
● 2026-08-04 21:11:58
○NSns1626.ztomy.com2015-10-15 → 2016-07-21 · 5 obs
○ 2015-05-25 06:00:38
● 2015-10-15 19:03:36
● 2016-07-21 12:02:46
○ 2017-03-28 22:01:10
○ 2026-08-04 21:11:58
○NSns2.360wzb.com2015-05-25 → 2015-05-25 · 3 obs
● 2015-05-25 06:00:38
○ 2015-10-15 19:03:36
○ 2026-08-04 21:11:58
●NSns2.afternic.com2026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-31 18:56:38
● 2026-06-13 21:47:04
● 2026-08-04 21:11:58
○NSns2626.ztomy.com2015-10-15 → 2016-07-21 · 5 obs
○ 2015-05-25 06:00:38
● 2015-10-15 19:03:36
● 2016-07-21 12:02:46
○ 2017-03-28 22:01:10
○ 2026-08-04 21:11:58
○NSnsg1.namebrightdns.com2020-01-31 → 2020-01-31 · 4 obs
○ 2017-03-28 22:01:10
● 2020-01-31 18:56:38
○ 2026-06-13 21:47:04
○ 2026-08-04 21:11:58
○NSnsg2.namebrightdns.com2020-01-31 → 2020-01-31 · 4 obs
○ 2017-03-28 22:01:10
● 2020-01-31 18:56:38
○ 2026-06-13 21:47:04
○ 2026-08-04 21:11:58
○NSsk.s5.ans1.ns148.ztomy.com2017-03-28 → 2017-03-28 · 4 obs
○ 2016-07-21 12:02:46
● 2017-03-28 22:01:10
○ 2020-01-31 18:56:38
○ 2026-08-04 21:11:58
○NSsk.s5.ans2.ns148.ztomy.com2017-03-28 → 2017-03-28 · 4 obs
○ 2016-07-21 12:02:46
● 2017-03-28 22:01:10
○ 2020-01-31 18:56:38
○ 2026-08-04 21:11:58
○MX.2026-06-13 → 2026-08-04 · 2 obs
○ 2026-06-13 21:47:04
○ 2026-08-04 21:11:58
○A125.88.190.622015-05-25 → 2015-05-25 · 3 obs
● 2015-05-25 06:00:38
○ 2015-10-15 19:03:36
○ 2026-08-04 21:11:58
●A13.248.169.482026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-31 18:56:38
● 2026-06-13 21:47:04
● 2026-08-04 21:11:58
○A204.11.56.482015-10-15 → 2016-07-21 · 5 obs
○ 2015-05-25 06:00:38
● 2015-10-15 19:03:36
● 2016-07-21 12:02:46
○ 2017-03-28 22:01:10
○ 2026-08-04 21:11:58
○A208.91.197.462017-03-28 → 2017-03-28 · 4 obs
○ 2016-07-21 12:02:46
● 2017-03-28 22:01:10
○ 2020-01-31 18:56:38
○ 2026-08-04 21:11:58
●A76.223.54.1462026-06-13 → 2026-08-04 · 3 obs
○ 2020-01-31 18:56:38
● 2026-06-13 21:47:04
● 2026-08-04 21:11:58
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-01-31 → 2020-01-31 · 3 obs
● 2020-01-31 18:56:38
○ 2026-06-13 21:47:04
○ 2026-08-04 21:11:58
○PTRsk.s5.ans1.ns148.ztomy.com2017-03-28 → 2017-03-28 · 3 obs
● 2017-03-28 22:01:10
○ 2026-06-13 21:47:04
○ 2026-08-04 21:11:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net...-
study-book.comns1.afternic.com, ns2.afternic.com4 records

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study-book.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns2.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

study-book.com is a parent domain of mail.study-book.com.

IP Addresses

study-book.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146

Among the host names that share IP numbers with study-book.com are prorepayment.xyz, forkas.com, www.groovybus.com and two others.

Name Servers

The NS records for study-book.com delegate to ns1.afternic.com and ns2.afternic.com.

study-book.com has the same name server delegation as a number of other domains, such as mail.kneelifts.com, designfix.com, hopkinsoil.com.websiterecord.com and two more.

study-book.com shares at least some of its name servers with other domains, including yerak.com, awsen.net, workhenge.com and two others.

These name servers are frequently seen alongside the name servers verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-5jzbvdm8bhsbe49b2ft7cx.ns101.verify.hn and verification-c8skgcgocu6cgstinvpmxn.ns101.verify.hn.

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.