studyhub.ca - dns.ninja

studyhub.ca

DNSSEC⚠️ Not signed
NSns-71.awsdns-08.com ⭐
A2600:9000:5300:4700::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-71.awsdns-08.com
A205.251.192.71🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-71.awsdns-08.com
NSns-1222.awsdns-24.org
A2600:9000:5304:c600::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1222.awsdns-24.org
A205.251.196.198🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1222.awsdns-24.org
NSns-1555.awsdns-02.co.uk
A2600:9000:5306:1300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1555.awsdns-02.co.uk
A205.251.198.19🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1555.awsdns-02.co.uk
NSns-817.awsdns-38.net
A2600:9000:5303:3100::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-817.awsdns-38.net
A205.251.195.49🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-817.awsdns-38.net
SOAns-71.awsdns-08.comawsdns-hostmaster@amazon.com serial=1

ca

DNSSEC🔒 Signed (DS record present)
NSprd-czp-05.corp.cira.ca ⭐
NSany.ca-servers.ca
NSc.ca-servers.ca
NSd.ca-servers.ca
NSj.ca-servers.ca
SOAprd-czp-05.corp.cira.caadmin-dns@cira.ca serial=2606292230

Same first word

studyhub.com
studyhub.fun
studyhub.ca
studyhub.asia
studyhub.org.uk
studyhub.click
studyhub.net.in
studyhub.dev
studyhub.info
studyhub.co.in
studyhub.ie
studyhub.edu.pl

DNS History

13 records (4 active, 9 former)

20162017201820192020202120222023202420252026NSns-1222.awsdns-24.orgns-1555.awsdns-02.co.ukns-71.awsdns-08.comns-817.awsdns-38.netns1.fatcow.comns2.fatcow.comns73.domaincontrol.comns74.domaincontrol.comMXmailstore1.secureserver.netmx.studyhub.casmtp.secureserver.netA50.63.202.1465.254.227.240
●NSns-1222.awsdns-24.org2026-04-06 → 2026-06-29 · 3 obs
○ 2016-08-07 21:03:30
● 2026-04-06 05:28:30
● 2026-06-29 23:24:10
●NSns-1555.awsdns-02.co.uk2026-04-06 → 2026-06-29 · 3 obs
○ 2016-08-07 21:03:30
● 2026-04-06 05:28:30
● 2026-06-29 23:24:10
●NSns-71.awsdns-08.com2026-04-06 → 2026-06-29 · 3 obs
○ 2016-08-07 21:03:30
● 2026-04-06 05:28:30
● 2026-06-29 23:24:10
●NSns-817.awsdns-38.net2026-04-06 → 2026-06-29 · 3 obs
○ 2016-08-07 21:03:30
● 2026-04-06 05:28:30
● 2026-06-29 23:24:10
○NSns1.fatcow.com2016-08-07 → 2016-08-07 · 4 obs
○ 2016-03-27 11:04:40
● 2016-08-07 21:03:30
○ 2026-04-06 05:28:30
○ 2026-06-29 23:24:10
○NSns2.fatcow.com2016-08-07 → 2016-08-07 · 4 obs
○ 2016-03-27 11:04:40
● 2016-08-07 21:03:30
○ 2026-04-06 05:28:30
○ 2026-06-29 23:24:10
○NSns73.domaincontrol.com2015-05-26 → 2015-12-20 · 4 obs
● 2015-05-26 00:07:56
● 2015-12-20 17:21:22
○ 2016-03-27 11:04:40
○ 2026-06-29 23:24:10
○NSns74.domaincontrol.com2015-05-26 → 2015-12-20 · 4 obs
● 2015-05-26 00:07:56
● 2015-12-20 17:21:22
○ 2016-03-27 11:04:40
○ 2026-06-29 23:24:10
○MXmailstore1.secureserver.net2015-05-26 → 2015-12-20 · 4 obs
● 2015-05-26 00:07:56
● 2015-12-20 17:21:22
○ 2016-03-27 11:04:40
○ 2026-06-29 23:24:10
○MXmx.studyhub.ca2016-08-07 → 2016-08-07 · 4 obs
○ 2016-03-27 11:04:40
● 2016-08-07 21:03:30
○ 2026-04-06 05:28:30
○ 2026-06-29 23:24:10
○MXsmtp.secureserver.net2015-05-26 → 2015-12-20 · 4 obs
● 2015-05-26 00:07:56
● 2015-12-20 17:21:22
○ 2016-03-27 11:04:40
○ 2026-06-29 23:24:10
○A50.63.202.142015-05-26 → 2015-12-20 · 4 obs
● 2015-05-26 00:07:56
● 2015-12-20 17:21:22
○ 2016-03-27 11:04:40
○ 2026-06-29 23:24:10
○A65.254.227.2402016-08-07 → 2016-08-07 · 4 obs
○ 2016-03-27 11:04:40
● 2016-08-07 21:03:30
○ 2026-04-06 05:28:30
○ 2026-06-29 23:24:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cac.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca-
studyhub.cans-71.awsdns-08.com, ns-817.awsdns-38.net, ns-1222.awsdns-24.org, ns-1555.awsdns-02.co.uk-

✅ Authoritative Response

Server:205.251.198.19

NS records: ns-71.awsdns-08.com, ns-817.awsdns-38.net, ns-1222.awsdns-24.org, ns-1555.awsdns-02.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyhub.ca (unsigned zone)

⏱️ Timing

Total: 937ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns-1222.awsdns-24.org, ns-1555.awsdns-02.co.uk...
SOA1ns-71.awsdns-08.com awsdns-hostmaster.am

Analysis

Name Servers

The authoritative name servers for studyhub.ca are ns-71.awsdns-08.com, ns-817.awsdns-38.net, ns-1222.awsdns-24.org and ns-1555.awsdns-02.co.uk.

studyhub.ca has at least partial name server overlap with other domains, such as bravacharter.com, skittles.com.om, artinamericamagazine.com and two others.

ns-71.awsdns-08.com, ns-817.awsdns-38.net, ns-1222.awsdns-24.org and ns-1555.awsdns-02.co.uk all point to exactly two IP numbers each: ns-71.awsdns-08.com → 205.251.192.71 and 2600:9000:5300:4700::1; ns-817.awsdns-38.net → 205.251.195.49 and 2600:9000:5303:3100::1; ns-1222.awsdns-24.org → 205.251.196.198 and 2600:9000:5304:c600::1; ns-1555.awsdns-02.co.uk → 205.251.198.19 and 2600:9000:5306:1300::1.