classcomputing.net - dns.ninja

`classcomputing.net`

DNSSEC	⚠️ Not signed
A	108.59.9.134^{🇺🇸 LEASEWEB-US108.59.0.0/20 Leaseweb USA, Inc. US}
NS	`pdns03.domaincontrol.com` ⭐
		A	2603:5:21f0::33^{🇺🇸 GODADDY-DNS2603:5:21f0::/44}
			PTR	`pdns03.domaincontrol.com`
		A	97.74.111.51^{🇺🇸 GODADDY-DNS97.74.110.0/23}
			PTR	`pdns03.domaincontrol.com`
NS	`pdns04.domaincontrol.com`
		A	2603:5:22f0::33^{🇺🇸 GODADDY-DNS2603:5:22f0::/44}
			PTR	`pdns04.domaincontrol.com`
		A	173.201.79.51^{🇺🇸 GODADDY-DNS173.201.78.0/23}
			PTR	`pdns04.domaincontrol.com`
MX	`classcomputing-net.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr21cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f910::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:f912::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00200.inbound.protection.outlook.com`
		A	52.101.8.46^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm6pr05cu00406.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.40.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr05cu00100.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`
TXT	`MS=ms30189607`
TXT	`MS=ms20591468`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`pdns03.domaincontrol.com`dns@jomax.net 2021-04-02 #2

`net`

	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=1783441231

Same first word

classcomputing.net

classcomputing.com

Similar names

computingclass.com

DNS History

13 records (4 active, 9 former)

○NSgina.ns.cloudflare.com2015-07-15 → 2020-03-23 · 4 obs

● 2015-07-15 02:34:06
● 2020-03-23 18:49:10
○ 2026-04-14 22:03:48
○ 2026-07-07 16:30:48

○NSpaul.ns.cloudflare.com2015-07-15 → 2020-03-23 · 4 obs

● 2015-07-15 02:34:06
● 2020-03-23 18:49:10
○ 2026-04-14 22:03:48
○ 2026-07-07 16:30:48

●NSpdns03.domaincontrol.com2026-04-14 → 2026-07-07 · 3 obs

○ 2020-03-23 18:49:10
● 2026-04-14 22:03:48
● 2026-07-07 16:30:48

●NSpdns04.domaincontrol.com2026-04-14 → 2026-07-07 · 3 obs

○ 2020-03-23 18:49:10
● 2026-04-14 22:03:48
● 2026-07-07 16:30:48

○MXclasscomputing-net.mail.eo.outlook.com2015-07-15 → 2016-06-30 · 4 obs

● 2015-07-15 02:34:06
● 2016-06-30 05:44:36
○ 2017-03-31 11:45:04
○ 2026-07-07 16:30:48

●MXclasscomputing-net.mail.protection.outlook.com2017-03-31 → 2026-07-07 · 3 obs

○ 2016-06-30 05:44:36
● 2017-03-31 11:45:04
● 2026-07-07 16:30:48

○A104.27.162.1162015-07-15 → 2020-03-23 · 4 obs

● 2015-07-15 02:34:06
● 2020-03-23 18:49:10
○ 2026-04-14 22:03:48
○ 2026-07-07 16:30:48

○A104.27.163.1162015-07-15 → 2020-03-23 · 4 obs

● 2015-07-15 02:34:06
● 2020-03-23 18:49:10
○ 2026-04-14 22:03:48
○ 2026-07-07 16:30:48

●A108.59.9.1342026-04-14 → 2026-07-07 · 3 obs

○ 2020-03-23 18:49:10
● 2026-04-14 22:03:48
● 2026-07-07 16:30:48

○A2400:cb00:2048:1::681b:a2742017-03-31 → 2017-03-31 · 4 obs

○ 2015-07-15 02:34:06
● 2017-03-31 11:45:04
○ 2020-03-23 18:49:10
○ 2026-07-07 16:30:48

○A2400:cb00:2048:1::681b:a3742017-03-31 → 2017-03-31 · 4 obs

○ 2015-07-15 02:34:06
● 2017-03-31 11:45:04
○ 2020-03-23 18:49:10
○ 2026-07-07 16:30:48

○A2606:4700:3032::681b:a2742020-03-23 → 2020-03-23 · 4 obs

○ 2017-03-31 11:45:04
● 2020-03-23 18:49:10
○ 2026-04-14 22:03:48
○ 2026-07-07 16:30:48

○A2606:4700:3036::681b:a3742020-03-23 → 2020-03-23 · 4 obs

○ 2017-03-31 11:45:04
● 2020-03-23 18:49:10
○ 2026-04-14 22:03:48
○ 2026-07-07 16:30:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
classcomputing.net	pdns03.domaincontrol.com, pdns04.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.79.51

NS records: pdns03.domaincontrol.com, pdns04.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classcomputing.net (unsigned zone)

⏱️ Timing

Total: 274ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`108.59.9.134`
NS	2	`pdns03.domaincontrol.com, pdns04.domaincontrol.com`
MX	1	`classcomputing-net.mail.protection.outlo`
TXT	3	`MS=ms30189607, MS=ms20591468...`
SOA	1	`pdns03.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

classcomputing.net resolves to one IP address: 108.59.9.134.

Additional host names — including klashy.dk and craftmo.com — share IP numbers with classcomputing.net.

Name Servers

The NS records for classcomputing.net delegate to pdns03.domaincontrol.com and pdns04.domaincontrol.com.

classcomputing.net uses the same name servers as several other domains — among them njdib.com, vicil.com, championhockeydevelopment.ca and two more.

classcomputing.net has a partial name server overlap with other domains — among them fil-tec.com and jayecollins.com.

pdns03.domaincontrol.com resolves to 97.74.111.51 and 2603:5:21f0::33. Likewise, pdns04.domaincontrol.com resolves to 173.201.79.51 and 2603:5:22f0::33 — two IP addresses apiece.

Mail Servers

Mail for classcomputing.net is handled by a single mail server, classcomputing-net.mail.protection.outlook.com.

classcomputing-net.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.8.46, 52.101.11.7, 52.101.40.24 and 5 others.