`centraltheory.com`

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`
TXT	`v=spf1 -all`
SOA	`ns2.afternic.com`dns@jomax.net 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=1771291435

Same first word

centraltheory.com

DNS History

9 records (4 active, 5 former)

●NSns1.afternic.com2026-02-24 → 2026-03-17 · 3 obs

○ 2017-02-13 15:37:24
● 2026-02-24 09:51:38
● 2026-03-17 07:58:30

●NSns2.afternic.com2026-02-24 → 2026-03-17 · 3 obs

○ 2017-02-13 15:37:24
● 2026-02-24 09:51:38
● 2026-03-17 07:58:30

○NSns27.domaincontrol.com2016-03-01 → 2017-02-13 · 4 obs

● 2016-03-01 17:09:42
● 2017-02-13 15:37:24
○ 2026-02-24 09:51:38
○ 2026-03-17 07:58:30

○NSns28.domaincontrol.com2016-03-01 → 2017-02-13 · 4 obs

● 2016-03-01 17:09:42
● 2017-02-13 15:37:24
○ 2026-02-24 09:51:38
○ 2026-03-17 07:58:30

○MXmailstore1.secureserver.net2016-03-01 → 2017-02-13 · 4 obs

● 2016-03-01 17:09:42
● 2017-02-13 15:37:24
○ 2026-02-24 09:51:38
○ 2026-03-17 07:58:30

○MXsmtp.secureserver.net2016-03-01 → 2017-02-13 · 4 obs

● 2016-03-01 17:09:42
● 2017-02-13 15:37:24
○ 2026-02-24 09:51:38
○ 2026-03-17 07:58:30

●A13.248.169.482026-02-24 → 2026-03-17 · 3 obs

○ 2017-02-13 15:37:24
● 2026-02-24 09:51:38
● 2026-03-17 07:58:30

○A50.63.202.402016-03-01 → 2017-02-13 · 4 obs

● 2016-03-01 17:09:42
● 2017-02-13 15:37:24
○ 2026-02-24 09:51:38
○ 2026-03-17 07:58:30

●A76.223.54.1462026-02-24 → 2026-03-17 · 3 obs

○ 2017-02-13 15:37:24
● 2026-02-24 09:51:38
● 2026-03-17 07:58:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...	-
centraltheory.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server: 97.74.98.69

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centraltheory.com (unsigned zone)

⏱️ Timing

Total: 102ms | 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	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

centraltheory.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names, for instance www.medicalinsurancetexas.com, www.oclax.com, marbellahotels.co.uk, baef.org and lichnosti.com share IP numbers with centraltheory.com.

Name Servers

Two name servers ns1.afternic.com and ns2.afternic.com handle delegation for centraltheory.com.

centraltheory.com uses the same name server setup as other domains, for example threea.proxlabs.com, numberuno.com, wasteoflife.com, ryan-air.com and forestryltd.com.

centraltheory.com partially shares name servers with other domains; examples include thecode.info, mysiouxcity.com, hgtc.net, njm.eu and tripast.com.

These name servers are often used with the name servers verification-d3jclucsp89ganyqbydeny.ns101.verify.hn and verification-q2yfbmuxrvnsdnaogqtqft.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to: 2603:5:2126::45 and 97.74.98.69

ns2.afternic.com points to: 2603:5:2226::45 and 173.201.66.69

centraltheory.com - robtex.com