`theoreticalmathematics.com`

DNSSEC	⚠️ Not signed
A	138.197.212.137^{🇺🇸 DIGITALOCEAN138.197.208.0/20 DigitalOcean}
NS	`ns1.digitalocean.com` ⭐
		A	2606:4700:52::ac40:34d2^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com`
		A	2606:4700:5a::ac40:3515^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com`
		A	2606:4700:52::ac40:31d1^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
SOA	`ns1.digitalocean.com`hostmaster@theoreticalmathematics.com serial=1493588445

`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=1776097247

Previously MX for

theoreticalmathematics.com

Same first word

theoreticalmathematics.com

DNS History

8 records (4 active, 4 former)

○NSns1.carpathiahost.net2015-08-13 → 2017-03-14 · 4 obs

● 2015-08-13 00:16:56
● 2017-03-14 16:42:20
○ 2020-02-05 14:34:06
○ 2026-04-13 16:28:46

●NSns1.digitalocean.com2020-02-05 → 2026-04-13 · 3 obs

○ 2017-03-14 16:42:20
● 2020-02-05 14:34:06
● 2026-04-13 16:28:46

○NSns2.carpathiahost.net2015-08-13 → 2017-03-14 · 4 obs

● 2015-08-13 00:16:56
● 2017-03-14 16:42:20
○ 2020-02-05 14:34:06
○ 2026-04-13 16:28:46

●NSns2.digitalocean.com2020-02-05 → 2026-04-13 · 3 obs

○ 2017-03-14 16:42:20
● 2020-02-05 14:34:06
● 2026-04-13 16:28:46

●NSns3.digitalocean.com2020-02-05 → 2026-04-13 · 3 obs

○ 2017-03-14 16:42:20
● 2020-02-05 14:34:06
● 2026-04-13 16:28:46

○MXtheoreticalmathematics.com2015-08-13 → 2017-03-14 · 4 obs

● 2015-08-13 00:16:56
● 2017-03-14 16:42:20
○ 2020-02-05 14:34:06
○ 2026-04-13 16:28:46

●A138.197.212.1372020-02-05 → 2026-04-13 · 3 obs

○ 2017-03-14 16:42:20
● 2020-02-05 14:34:06
● 2026-04-13 16:28:46

○A69.5.76.502015-08-13 → 2017-03-14 · 4 obs

● 2015-08-13 00:16:56
● 2017-03-14 16:42:20
○ 2020-02-05 14:34:06
○ 2026-04-13 16:28:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net...	-
theoreticalmathematics.com	ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com	3 records

✅ Authoritative Response

Server:172.64.52.210

NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for theoreticalmathematics.com (unsigned zone)

⏱️ Timing

Total: 223ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.197.212.137`
NS	3	`ns2.digitalocean.com, ns1.digitalocean.com...`
SOA	1	`ns1.digitalocean.com hostmaster.theoreti`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)

Analysis

IP Addresses

theoreticalmathematics.com points to a single IP number: 138.197.212.137.

Other host names, for instance departmentofscience.com, microcell.cc, 1979.ws and deadarchitects.com share IP numbers with theoreticalmathematics.com.

Name Servers

theoreticalmathematics.com is delegated to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

theoreticalmathematics.com at least partially shares name servers with other domains, for instance 8.71.167.in-addr.arpa, tempgmail.net, 1.0.0.c.8.c.c.1.0.0.0.0.0.0.0.0.0.d.0.0.3.0.0.0.0.c.0.b.3.0.a.2.ip6.arpa, velvetghost.co.uk and msosnov.com.

Host names with two IP numbers:

Host ns1.digitalocean.com points to 2606:4700:52::ac40:34d2 and 172.64.52.210.

Host ns2.digitalocean.com points to 2606:4700:5a::ac40:3515 and 172.64.53.21.

Host ns3.digitalocean.com points to 2606:4700:52::ac40:31d1 and 172.64.49.209.

theoreticalmathematics.com - robtex.com