classhub.com - dns.ninja

`classhub.com`

DNSSEC	⚠️ Not signed
NS	`ns-1043.awsdns-02.org` ⭐
		A	2600:9000:5304:1300::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1043.awsdns-02.org`
		A	205.251.196.19^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1043.awsdns-02.org`
NS	`ns-2004.awsdns-58.co.uk`
		A	2600:9000:5307:d400::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2004.awsdns-58.co.uk`
		A	205.251.199.212^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2004.awsdns-58.co.uk`
NS	`ns-490.awsdns-61.com`
		A	2600:9000:5301:ea00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-490.awsdns-61.com`
		A	205.251.193.234^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-490.awsdns-61.com`
NS	`ns-548.awsdns-04.net`
		A	2600:9000:5302:2400::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-548.awsdns-04.net`
		A	205.251.194.36^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-548.awsdns-04.net`
MX	`classhub-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01703.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:f90a::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr02cu00300.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.10.14^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00206.inbound.protection.outlook.com`
		A	52.101.11.19^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00203.inbound.protection.outlook.com`
		A	52.101.41.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr05cu00400.inbound.protection.outlook.com`
TXT	`MS=ms87835059`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-1043.awsdns-02.org`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784893657

Same first word

classhub.com

classhub.io.vn

classhub.net

classhub.edu.pl

classhub.co

classhub.com.au

classhub.ly

Similar names

subclash.com

clashsub.org

balschus.com

balschus.de

hubclass.com

cushlabs.com

buhclass.ru

DNS History

20 records (5 active, 15 former)

●NSns-1043.awsdns-02.org2016-12-09 → 2026-07-24 · 3 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
● 2026-07-24 11:59:06

●NSns-2004.awsdns-58.co.uk2016-12-09 → 2026-07-24 · 3 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
● 2026-07-24 11:59:06

●NSns-490.awsdns-61.com2016-12-09 → 2026-07-24 · 3 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
● 2026-07-24 11:59:06

●NSns-548.awsdns-04.net2016-12-09 → 2026-07-24 · 3 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
● 2026-07-24 11:59:06

○NSns1.hostmonster.com2015-06-10 → 2016-01-16 · 4 obs

● 2015-06-10 02:54:36
● 2016-01-16 18:17:40
○ 2016-04-11 04:27:00
○ 2026-07-24 11:59:06

○NSns2.hostmonster.com2015-06-10 → 2016-01-16 · 4 obs

● 2015-06-10 02:54:36
● 2016-01-16 18:17:40
○ 2016-04-11 04:27:00
○ 2026-07-24 11:59:06

○NSns71.domaincontrol.com2016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-16 18:17:40
● 2016-04-11 04:27:00
○ 2016-12-09 17:46:20
○ 2026-07-24 11:59:06

○NSns72.domaincontrol.com2016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-16 18:17:40
● 2016-04-11 04:27:00
○ 2016-12-09 17:46:20
○ 2026-07-24 11:59:06

●MXclasshub-com.mail.protection.outlook.com2026-04-05 → 2026-07-24 · 3 obs

○ 2017-08-20 22:13:26
● 2026-04-05 19:18:12
● 2026-07-24 11:59:06

○MXd101189a.ess.barracudanetworks.com2016-12-09 → 2017-08-20 · 5 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
● 2017-08-20 22:13:26
○ 2026-04-05 19:18:12
○ 2026-07-24 11:59:06

○MXd101189b.ess.barracudanetworks.com2016-12-09 → 2017-08-20 · 5 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
● 2017-08-20 22:13:26
○ 2026-04-05 19:18:12
○ 2026-07-24 11:59:06

○MXmail.classhub.com2015-06-10 → 2016-01-16 · 4 obs

● 2015-06-10 02:54:36
● 2016-01-16 18:17:40
○ 2016-04-11 04:27:00
○ 2026-07-24 11:59:06

○MXmailstore1.secureserver.net2016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-16 18:17:40
● 2016-04-11 04:27:00
○ 2016-12-09 17:46:20
○ 2026-07-24 11:59:06

○MXsmtp.secureserver.net2016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-16 18:17:40
● 2016-04-11 04:27:00
○ 2016-12-09 17:46:20
○ 2026-07-24 11:59:06

○A50.63.202.462016-04-11 → 2016-04-11 · 4 obs

○ 2016-01-16 18:17:40
● 2016-04-11 04:27:00
○ 2016-12-09 17:46:20
○ 2026-07-24 11:59:06

○A54.148.143.1652017-08-20 → 2017-08-20 · 4 obs

○ 2016-12-09 17:46:20
● 2017-08-20 22:13:26
○ 2026-04-05 19:18:12
○ 2026-07-24 11:59:06

○A54.200.189.182017-08-20 → 2017-08-20 · 4 obs

○ 2016-12-09 17:46:20
● 2017-08-20 22:13:26
○ 2026-04-05 19:18:12
○ 2026-07-24 11:59:06

○A54.244.28.872016-12-09 → 2016-12-09 · 4 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
○ 2017-08-20 22:13:26
○ 2026-07-24 11:59:06

○A54.68.172.762016-12-09 → 2016-12-09 · 4 obs

○ 2016-04-11 04:27:00
● 2016-12-09 17:46:20
○ 2017-08-20 22:13:26
○ 2026-07-24 11:59:06

○A74.220.215.2012015-06-10 → 2016-01-16 · 4 obs

● 2015-06-10 02:54:36
● 2016-01-16 18:17:40
○ 2016-04-11 04:27:00
○ 2026-07-24 11:59:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
classhub.com	ns-548.awsdns-04.net, ns-490.awsdns-61.com, ns-1043.awsdns-02.org, ns-2004.awsdns-58.co.uk	2 records

✅ Authoritative Response

Server:205.251.194.36

NS records: ns-548.awsdns-04.net, ns-490.awsdns-61.com, ns-1043.awsdns-02.org, ns-2004.awsdns-58.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classhub.com (unsigned zone)

⏱️ Timing

Total: 1502ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1043.awsdns-02.org, ns-2004.awsdns-58.co.uk...`
MX	1	`classhub-com.mail.protection.outlook.com`
TXT	2	`MS=ms87835059, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-1043.awsdns-02.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-490.awsdns-61.com, ns-490.awsdns-61.com)

Analysis

Name Servers

The domain classhub.com is delegated to these four name servers: ns-490.awsdns-61.com, ns-548.awsdns-04.net, ns-1043.awsdns-02.org and ns-2004.awsdns-58.co.uk.

classhub.com has at least partial name server overlap with other domains, such as tiktok.live, cityblueprintplans.com, websolutionstechnology.org and two others.

These name servers tend to appear together with the name servers ns-428.awsdns-53.com, ns-722.awsdns-26.net and ns-1869.awsdns-41.co.uk.

ns-490.awsdns-61.com, ns-548.awsdns-04.net, ns-1043.awsdns-02.org and ns-2004.awsdns-58.co.uk all point to exactly two IP numbers each: ns-490.awsdns-61.com → 205.251.193.234 and 2600:9000:5301:ea00::1; ns-548.awsdns-04.net → 205.251.194.36 and 2600:9000:5302:2400::1; ns-1043.awsdns-02.org → 205.251.196.19 and 2600:9000:5304:1300::1; ns-2004.awsdns-58.co.uk → 205.251.199.212 and 2600:9000:5307:d400::1.

Mail Servers

classhub.com routes its mail through a single mail server, classhub-com.mail.protection.outlook.com.

classhub-com.mail.protection.outlook.com directs to 8 IP numbers, including 40.93.192.4, 52.101.10.14 and 52.101.11.19, along with 5 other.