`21coders.com`

DNSSEC	⚠️ Not signed
A	44.227.65.245^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
		PTR	`ec2-44-227-65-245.us-west-2.compute.amazonaws.com`
A	44.227.76.166^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
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}
SOA	`curitiba.ns.porkbun.com`dns@cloudflare.com serial=2399385912

`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=1774460487

Previously MX for

21coders.com

Subdomains

ns1.21coders.com

Same first word

21coders.com

DNS History

27 records (6 active, 21 former)

●NScuritiba.ns.porkbun.com2026-03-20 → 2026-03-25 · 3 obs

○ 2026-03-09 09:19:30
● 2026-03-20 19:13:34
● 2026-03-25 17:47:30

○NSdns3.parkpage.foundationapi.com2016-04-12 → 2016-04-12 · 4 obs

○ 2016-01-24 03:42:28
● 2016-04-12 12:13:20
○ 2016-11-19 20:15:42
○ 2026-03-25 17:47:30

○NSdns4.parkpage.foundationapi.com2016-04-12 → 2016-04-12 · 4 obs

○ 2016-01-24 03:42:28
● 2016-04-12 12:13:20
○ 2016-11-19 20:15:42
○ 2026-03-25 17:47:30

●NSfortaleza.ns.porkbun.com2026-03-20 → 2026-03-25 · 3 obs

○ 2026-03-09 09:19:30
● 2026-03-20 19:13:34
● 2026-03-25 17:47:30

○NSlocalhost2016-11-19 → 2016-11-19 · 4 obs

○ 2016-04-12 12:13:20
● 2016-11-19 20:15:42
○ 2017-10-07 01:25:18
○ 2026-03-25 17:47:30

●NSmaceio.ns.porkbun.com2026-03-20 → 2026-03-25 · 3 obs

○ 2026-03-09 09:19:30
● 2026-03-20 19:13:34
● 2026-03-25 17:47:30

○NSns1.21coders.com2015-08-20 → 2016-01-24 · 4 obs

● 2015-08-20 06:16:08
● 2016-01-24 03:42:28
○ 2016-04-12 12:13:20
○ 2026-03-25 17:47:30

○NSns1.21coders.net2015-08-20 → 2016-01-24 · 4 obs

● 2015-08-20 06:16:08
● 2016-01-24 03:42:28
○ 2016-04-12 12:13:20
○ 2026-03-25 17:47:30

○NSns1.afternic.com2026-02-21 → 2026-03-04 · 5 obs

○ 2017-10-07 01:25:18
● 2026-02-21 16:51:34
● 2026-03-04 00:20:06
○ 2026-03-09 09:19:30
○ 2026-03-25 17:47:30

○NSns1.mytrafficmanagement.com2016-11-19 → 2016-11-19 · 4 obs

○ 2016-04-12 12:13:20
● 2016-11-19 20:15:42
○ 2017-10-07 01:25:18
○ 2026-03-25 17:47:30

○NSns1626.ztomy.com2017-10-07 → 2017-10-07 · 4 obs

○ 2016-11-19 20:15:42
● 2017-10-07 01:25:18
○ 2026-02-21 16:51:34
○ 2026-03-25 17:47:30

○NSns2.21coders.com2015-08-20 → 2016-01-24 · 4 obs

● 2015-08-20 06:16:08
● 2016-01-24 03:42:28
○ 2016-04-12 12:13:20
○ 2026-03-25 17:47:30

○NSns2.afternic.com2026-02-21 → 2026-03-04 · 5 obs

○ 2017-10-07 01:25:18
● 2026-02-21 16:51:34
● 2026-03-04 00:20:06
○ 2026-03-09 09:19:30
○ 2026-03-25 17:47:30

○NSns2.mytrafficmanagement.com2016-11-19 → 2016-11-19 · 4 obs

○ 2016-04-12 12:13:20
● 2016-11-19 20:15:42
○ 2017-10-07 01:25:18
○ 2026-03-25 17:47:30

○NSns2626.ztomy.com2017-10-07 → 2017-10-07 · 4 obs

○ 2016-11-19 20:15:42
● 2017-10-07 01:25:18
○ 2026-02-21 16:51:34
○ 2026-03-25 17:47:30

●NSsalvador.ns.porkbun.com2026-03-20 → 2026-03-25 · 3 obs

○ 2026-03-09 09:19:30
● 2026-03-20 19:13:34
● 2026-03-25 17:47:30

○MX.2026-02-21 → 2026-03-25 · 2 obs

○ 2026-02-21 16:51:34
○ 2026-03-25 17:47:30

○MX21coders.com2015-08-20 → 2016-01-24 · 4 obs

● 2015-08-20 06:16:08
● 2016-01-24 03:42:28
○ 2016-04-12 12:13:20
○ 2026-03-25 17:47:30

○A104.130.124.962016-11-19 → 2016-11-19 · 4 obs

○ 2016-04-12 12:13:20
● 2016-11-19 20:15:42
○ 2017-10-07 01:25:18
○ 2026-03-25 17:47:30

○A13.248.169.482026-02-21 → 2026-03-04 · 5 obs

○ 2017-10-07 01:25:18
● 2026-02-21 16:51:34
● 2026-03-04 00:20:06
○ 2026-03-09 09:19:30
○ 2026-03-25 17:47:30

○A204.11.56.482017-10-07 → 2017-10-07 · 4 obs

○ 2016-11-19 20:15:42
● 2017-10-07 01:25:18
○ 2026-02-21 16:51:34
○ 2026-03-25 17:47:30

○A209.99.40.2192016-04-12 → 2016-04-12 · 4 obs

○ 2016-01-24 03:42:28
● 2016-04-12 12:13:20
○ 2016-11-19 20:15:42
○ 2026-03-25 17:47:30

●A44.227.65.2452026-03-20 → 2026-03-25 · 3 obs

○ 2026-03-09 09:19:30
● 2026-03-20 19:13:34
● 2026-03-25 17:47:30

●A44.227.76.1662026-03-20 → 2026-03-25 · 3 obs

○ 2026-03-09 09:19:30
● 2026-03-20 19:13:34
● 2026-03-25 17:47:30

○A76.223.54.1462026-02-21 → 2026-03-04 · 5 obs

○ 2017-10-07 01:25:18
● 2026-02-21 16:51:34
● 2026-03-04 00:20:06
○ 2026-03-09 09:19:30
○ 2026-03-25 17:47:30

○A97.74.134.432015-08-20 → 2016-01-24 · 4 obs

● 2015-08-20 06:16:08
● 2016-01-24 03:42:28
○ 2016-04-12 12:13:20
○ 2026-03-25 17:47:30

○PTRns1626.ztomy.com2017-10-07 → 2017-10-07 · 3 obs

● 2017-10-07 01:25:18
○ 2026-02-21 16:51:34
○ 2026-03-25 17:47:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
21coders.com	maceio.ns.porkbun.com, salvador.ns.porkbun.com, fortaleza.ns.porkbun.com, curitiba.ns.porkbun.com	8 records

✅ Authoritative Response

Server:162.159.10.150

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21coders.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`44.227.76.166, 44.227.65.245`
NS	4	`curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com...`
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

Hierarchy

21coders.com is the parent of ns1.21coders.com.

IP Addresses

21coders.com resolves to two IPs: 44.227.65.245 and 44.227.76.166.

other host names for instance kpm.link, electronicscarthage.com, yonlendir.org, neuroscholar.club and singerle.com share IP numbers with 21coders.com.

Name Servers

21coders.com is delegated to four name servers: curitiba.ns.porkbun.com, fortaleza.ns.porkbun.com, maceio.ns.porkbun.com and salvador.ns.porkbun.com.

21coders.com at least partially shares name servers with other domains, for instance federaldebt.com, inkhd.com, toon.works, livescreens.tv and yugoslav.org.

Host names with two IP numbers:

Host name curitiba.ns.porkbun.com points to: 2400:cb00:2049:1::adf5:3a25 and 173.245.58.37.

Host name fortaleza.ns.porkbun.com points to: 2400:cb00:2049:1::a29f:88c and 162.159.8.140.

Host name maceio.ns.porkbun.com points to: 2400:cb00:2049:1::a29f:bb4 and 162.159.11.180.

Host name salvador.ns.porkbun.com points to: 2400:cb00:2049:1::a29f:a96 and 162.159.10.150.

21coders.com - robtex.com

21coders.com

com

Previously MX for

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`21coders.com`

`com`