`thesubroutine.com`

DNSSEC	⚠️ Not signed
A	66.33.60.129^{🇺🇸 Amazon66.33.60.0/24 EC2 Prefix}
A	66.33.60.194^{🇺🇸 Amazon66.33.60.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p13.nsone.net`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1654027752

`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

Subdomains

mail.thesubroutine.com

DNS History

14 records (4 active, 10 former)

●NSns1.vercel-dns.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-01-23 08:47:48
● 2026-03-23 07:16:02

●NSns2.vercel-dns.com2026-03-23 → 2026-03-23 · 2 obs

○ 2020-01-23 08:47:48
● 2026-03-23 07:16:02

○NSns31.domaincontrol.com2015-05-26 → 2016-07-19 · 4 obs

● 2015-05-26 10:27:14
● 2016-07-19 14:24:46
○ 2017-03-23 03:48:12
○ 2026-03-23 07:16:02

○NSns32.domaincontrol.com2015-05-26 → 2016-07-19 · 4 obs

● 2015-05-26 10:27:14
● 2016-07-19 14:24:46
○ 2017-03-23 03:48:12
○ 2026-03-23 07:16:02

○NSns71.domaincontrol.com2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 14:24:46
● 2017-03-23 03:48:12
○ 2020-01-23 08:47:48
○ 2026-03-23 07:16:02

○NSns72.domaincontrol.com2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 14:24:46
● 2017-03-23 03:48:12
○ 2020-01-23 08:47:48
○ 2026-03-23 07:16:02

○MXmail.thesubroutine.com2015-05-26 → 2016-07-19 · 4 obs

● 2015-05-26 10:27:14
● 2016-07-19 14:24:46
○ 2017-03-23 03:48:12
○ 2026-03-23 07:16:02

○MXmailstore1.secureserver.net2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 14:24:46
● 2017-03-23 03:48:12
○ 2020-01-23 08:47:48
○ 2026-03-23 07:16:02

○MXsmtp.secureserver.net2017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 14:24:46
● 2017-03-23 03:48:12
○ 2020-01-23 08:47:48
○ 2026-03-23 07:16:02

○A160.153.57.1042015-05-26 → 2016-03-23 · 4 obs

● 2015-05-26 10:27:14
● 2016-03-23 21:47:22
○ 2016-07-19 14:24:46
○ 2026-03-23 07:16:02

○A50.63.202.482016-07-19 → 2016-07-19 · 4 obs

○ 2016-03-23 21:47:22
● 2016-07-19 14:24:46
○ 2017-03-23 03:48:12
○ 2026-03-23 07:16:02

○A50.63.202.522017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-19 14:24:46
● 2017-03-23 03:48:12
○ 2020-01-23 08:47:48
○ 2026-03-23 07:16:02

●A66.33.60.1292026-03-23 → 2026-03-23 · 2 obs

○ 2020-01-23 08:47:48
● 2026-03-23 07:16:02

●A66.33.60.1942026-03-23 → 2026-03-23 · 2 obs

○ 2020-01-23 08:47:48
● 2026-03-23 07:16:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
thesubroutine.com	ns1.vercel-dns.com, ns2.vercel-dns.com	4 records

✅ Authoritative Response

Server:198.51.44.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thesubroutine.com (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`66.33.60.194, 76.76.21.142`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

📌 Glue Records Collected

Total: 4

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

Analysis

Hierarchy

thesubroutine.com is the parent of mail.thesubroutine.com.

IP Addresses

The entity thesubroutine.com points to two IP numbers: 66.33.60.129 and 66.33.60.194.

For instance, other host names bhison.com, reporting-471vhp81c.vercel.zapier-deployment.com, www.dumpstermap.org, 0x000000.net and moscarillo.com share IP numbers with thesubroutine.com.

Name Servers

thesubroutine.com is delegated to two name servers: ns1.vercel-dns.com and ns2.vercel-dns.com.

thesubroutine.com uses the same name server setup as other domains such as outrecouture.com, kotaltd.com, memeism.xyz, sof618.com and blanktar.jp.

thesubroutine.com shares name servers with other domains at least partially, for example loop.com.na, anna-elisa-valmori.com, rarostudios.com, chrisbevan.com and umijs.org.

These name servers are commonly used with d.zeit-world.com.

Host names with two IP numbers:

ns1.vercel-dns.com points to 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13; ns2.vercel-dns.com points to 2a00:edc0:6259:7:13::2 and 198.51.45.13.

thesubroutine.com - robtex.com