polymath.us - dns.ninja

`polymath.us`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns-cloud-c1.googledomains.com` ⭐
		A	2001:4860:4802:32::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c1.googledomains.com`
		A	216.239.32.108^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-c1.googledomains.com`
NS	`ns-cloud-c2.googledomains.com`
		A	2001:4860:4802:34::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c2.googledomains.com`
		A	216.239.34.108^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-c2.googledomains.com`
NS	`ns-cloud-c3.googledomains.com`
		A	2001:4860:4802:36::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c3.googledomains.com`
		A	216.239.36.108^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-c3.googledomains.com`
NS	`ns-cloud-c4.googledomains.com`
		A	2001:4860:4802:38::6c^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-c4.googledomains.com`
		A	216.239.38.108^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-c4.googledomains.com`
MX	`mx1.alias.proton.me` ⭐
		A	176.119.200.136^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
		A	185.205.70.136^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
MX	`mx2.alias.proton.me`⁽²⁰⁾
		A	176.119.200.136^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
		A	185.205.70.136^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
TXT	`protonmail-verification=b6515e17716084d36dfd4317e8ab44ad33bc098a`
TXT	`pm-verification=ubpyahamunqrqyquplwibsslcbshsm`
TXT	`v=spf1 include:_spf.protonmail.ch include:alias.proton.me ~all`
SOA	`ns-cloud-c1.googledomains.com`cloud-dns-hostmaster@google.com serial=1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1781692024

Same first word

polymath.cn

polymath.capital

polymath.group

polymath.io

polymath.ca

polymath.how

polymath.no

polymath.edu.lk

polymath.co.il

polymath.network

polymath.edu.in

polymath.com

polymath.co.uk

polymath.marketing

polymath.at

polymath.com.mx

polymath.net

polymath.world

polymath.us

polymath.dk

polymath.ir

polymath.cc

polymath.info

polymath.tv

polymath.org

polymath.co

polymath.life

polymath.me

polymath.pro

polymath.biz

polymath.nl

polymath.de

polymath.com.hk

polymath.institute

polymath.com.cn

Similar names

opalmyth.com

opthalmy.com

myplatoh.com

ampholyt.de

maltyhop.com

mathpoly.com

myhotlap.com

DNS History

14 records (10 active, 4 former)

●NSns-cloud-c1.googledomains.com2026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●NSns-cloud-c2.googledomains.com2026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●NSns-cloud-c3.googledomains.com2026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●NSns-cloud-c4.googledomains.com2026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

○NSns5.softcomca.com2015-07-12 → 2017-08-19 · 4 obs

● 2015-07-12 03:32:14
● 2017-08-19 11:14:46
○ 2026-03-15 17:47:16
○ 2026-06-17 10:47:24

○NSns6.softcomca.com2015-07-12 → 2017-08-19 · 4 obs

● 2015-07-12 03:32:14
● 2017-08-19 11:14:46
○ 2026-03-15 17:47:16
○ 2026-06-17 10:47:24

○MXmail.polymath.us2015-07-12 → 2017-08-19 · 4 obs

● 2015-07-12 03:32:14
● 2017-08-19 11:14:46
○ 2026-03-15 17:47:16
○ 2026-06-17 10:47:24

●MXmx1.alias.proton.me2026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●MXmx2.alias.proton.me2026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

○A168.144.1.422015-07-12 → 2017-08-19 · 4 obs

● 2015-07-12 03:32:14
● 2017-08-19 11:14:46
○ 2026-03-15 17:47:16
○ 2026-06-17 10:47:24

●A198.185.159.1442026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●A198.185.159.1452026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●A198.49.23.1442026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

●A198.49.23.1452026-03-15 → 2026-06-17 · 3 obs

○ 2017-08-19 11:14:46
● 2026-03-15 17:47:16
● 2026-06-17 10:47:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, y.cctld.us, f.cctld.us, k.cctld.us...	-
polymath.us	ns-cloud-c3.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com	-

✅ Authoritative Response

Server:216.239.38.108

NS records: ns-cloud-c3.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polymath.us (unsigned zone)

⏱️ Timing

Total: 1208ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.144, 198.185.159.145...`
NS	4	`ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com...`
MX	2	`mx2.alias.proton.me (pri: 20), mx1.alias.proton.me (pri: 10)`
TXT	3	`pm-verification=ubpyahamunqrqyquplwibssl, protonmail-verification=b6515e17716084d3...`
SOA	1	`ns-cloud-c1.googledomains.com cloud-dns-`

Analysis

IP Addresses

polymath.us points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Additional host names — katharinas-klassenzimmer.de, kellieclementlcsw.com, claireburwell.com and two others — share IP numbers with polymath.us.

Name Servers

polymath.us has four authoritative name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.

The name servers of polymath.us overlap at least partially with those of other domains — among them c-oei.com, papelinter.com, myagecalculator.com and two more.

Each of the four hosts ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com has two IP addresses. ns-cloud-c1.googledomains.com points to 216.239.32.108 and 2001:4860:4802:32::6c. ns-cloud-c2.googledomains.com points to 216.239.34.108 and 2001:4860:4802:34::6c. ns-cloud-c3.googledomains.com points to 216.239.36.108 and 2001:4860:4802:36::6c. ns-cloud-c4.googledomains.com points to 216.239.38.108 and 2001:4860:4802:38::6c.

Mail Servers

polymath.us has two mail servers: mx1.alias.proton.me and mx2.alias.proton.me.

polymath.us shares the same mail server setup as other domains, including moonbelt.com, p8i.org, dragaera.net and two others.

polymath.us shares mail servers — at least in part — with other domains, including hober.pl, havanajoeit.com, kydir.com and two others.

These mail servers are frequently used alongside the mail servers mail.protonmail.ch, mailsec.protonmail.ch and aspmx.l.google.com, plus two others.

mx1.alias.proton.me resolves to 176.119.200.136 and 185.205.70.136; mx2.alias.proton.me resolves to the same two IP addresses: 176.119.200.136 and 185.205.70.136.

Host names pointing to 176.119.200.136 IP addresses: mx1.alias.proton.me and mx2.alias.proton.me.

Host names pointing to 185.205.70.136 IP addresses: mx1.alias.proton.me and mx2.alias.proton.me.