techpolymath.com - dns.ninja

`techpolymath.com`

DNSSEC	⚠️ Not signed
NS	`curitiba.ns.porkbun.com` ⭐
		A	2400:cb00:2049:1::adf5:3a25^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	173.245.58.37^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`fortaleza.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:88c^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.8.140^{Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`maceio.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:bb4^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.11.180^{Cloudflare162.159.11.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`salvador.ns.porkbun.com`
		A	2400:cb00:2049:1::a29f:a96^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.10.150^{Cloudflare162.159.10.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx1.startmail.com` ⭐
		A	2a02:22a0:bbb6:1d00::1001:25^{🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.}
			PTR	`mx1.startmail.com`
		A	145.131.90.133^{🇳🇱 ASN-ROUTIT145.131.64.0/18 RoutIT 20160803}
			PTR	`mx1.startmail.com`
MX	`mx2.startmail.com` ⭐
		A	2a02:22a0:bbb6:1d00::1002:25^{🇳🇱 ASN-ROUTIT2a02:22a0::/32 RoutIT B.V.}
			PTR	`mx2.startmail.com`
		A	145.131.90.149^{🇳🇱 ASN-ROUTIT145.131.64.0/18 RoutIT 20160803}
			PTR	`mx2.startmail.com`
TXT	`startmail-verification=4f31722e9f2debeadce2ef6a630d64e6`
TXT	`v=spf1 include:spf.startmail.com ~all`
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2408950886

`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=1783779497

Same first word

techpolymath.com

DNS History

12 records (6 active, 6 former)

●NScuritiba.ns.porkbun.com2026-03-04 → 2026-07-11 · 3 obs

○ 2016-12-18 22:58:22
● 2026-03-04 04:45:50
● 2026-07-11 14:30:46

●NSfortaleza.ns.porkbun.com2026-03-04 → 2026-07-11 · 3 obs

○ 2016-12-18 22:58:22
● 2026-03-04 04:45:50
● 2026-07-11 14:30:46

●NSmaceio.ns.porkbun.com2026-03-04 → 2026-07-11 · 3 obs

○ 2016-12-18 22:58:22
● 2026-03-04 04:45:50
● 2026-07-11 14:30:46

○NSns-1348.awsdns-40.org2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:58:22
○ 2026-03-04 04:45:50
○ 2026-07-11 14:30:46

○NSns-1592.awsdns-07.co.uk2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:58:22
○ 2026-03-04 04:45:50
○ 2026-07-11 14:30:46

○NSns-402.awsdns-50.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:58:22
○ 2026-03-04 04:45:50
○ 2026-07-11 14:30:46

○NSns-937.awsdns-53.net2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:58:22
○ 2026-03-04 04:45:50
○ 2026-07-11 14:30:46

●NSsalvador.ns.porkbun.com2026-03-04 → 2026-07-11 · 3 obs

○ 2016-12-18 22:58:22
● 2026-03-04 04:45:50
● 2026-07-11 14:30:46

○MXinbound-smtp.us-east-1.amazonaws.com2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:58:22
○ 2026-03-04 04:45:50
○ 2026-07-11 14:30:46

●MXmx1.startmail.com2026-03-04 → 2026-07-11 · 3 obs

○ 2016-12-18 22:58:22
● 2026-03-04 04:45:50
● 2026-07-11 14:30:46

●MXmx2.startmail.com2026-03-04 → 2026-07-11 · 3 obs

○ 2016-12-18 22:58:22
● 2026-03-04 04:45:50
● 2026-07-11 14:30:46

○A138.197.63.1862016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 22:58:22
○ 2026-03-04 04:45:50
○ 2026-07-11 14:30:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
techpolymath.com	maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com	8 records

✅ Authoritative Response

Server:173.245.58.37

NS records: maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
MX	2	`mx1.startmail.com (pri: 10), mx2.startmail.com (pri: 10)`
TXT	2	`startmail-verification=4f31722e9f2debead, v=spf1 include:spf.startmail.com ~all`
SOA	1	`curitiba.ns.porkbun.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (maceio.ns.porkbun.com, maceio.ns.porkbun.com, salvador.ns.porkbun.com...)

Analysis

Name Servers

The NS records for techpolymath.com point to four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

techpolymath.com partially shares its NS delegation with several other domains, including riginn.com, pictureframingchicago.com, wwyandex.com and two others.

curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com each carry two IP addresses. curitiba.ns.porkbun.com has 173.245.58.37 and 2400:cb00:2049:1::adf5:3a25; fortaleza.ns.porkbun.com has 162.159.8.140 and 2400:cb00:2049:1::a29f:88c; maceio.ns.porkbun.com has 162.159.11.180 and 2400:cb00:2049:1::a29f:bb4; salvador.ns.porkbun.com has 162.159.10.150 and 2400:cb00:2049:1::a29f:a96.

Mail Servers

techpolymath.com is served by two mail servers, mx1.startmail.com and mx2.startmail.com.

Among the domains sharing a mail server setup with techpolymath.com are kuron.net, bringa.net, javaforge.com and two others.

At least a portion of techpolymath.com's mail servers are also used by other domains, for example organizetherich.com.

Each of the two host names carries two IP addresses: mx1.startmail.com points to 145.131.90.133 and 2a02:22a0:bbb6:1d00::1001:25, and mx2.startmail.com points to 145.131.90.149 and 2a02:22a0:bbb6:1d00::1002:25.