1to21.com - robtex.com

1to21.com

DNSSEC⚠️ Not signed
A216.150.16.129🇨🇦 Amazon216.150.16.0/24 EC2 Prefix
A216.150.16.193🇨🇦 Amazon216.150.16.0/24 EC2 Prefix
NSns1.vercel-dns.com ⭐
A2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns1.p13.nsone.net
A198.51.44.13🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns1.p13.nsone.net
NSns2.vercel-dns.com
A2a00:edc0:6259:7:13::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p13.nsone.net
A198.51.45.13🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns2.p13.nsone.net
SOAns1.vercel-dns.comhostmaster@nsone.net serial=1703955030

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776445217

Subdomains

mail.1to21.com

Same first word

1to21.com

Similar names

11to2.com
ot112.com
112to.com
to121.com
12to1.com
1to12.dk
to112.ca
to112.com

DNS History

11 records (4 active, 7 former)

200920112013201520172019202120232025NSns1.vercel-dns.comns2.vercel-dns.comns1.mokico.comns2.mokico.comMXmail.1to21.comsmtp.1to21.comA216.150.16.129216.150.16.193108.165.20.136216.150.1.193216.150.16.1
○NSns1.mokico.com2015-07-14 → 2017-04-28 · 5 obs
○ 2008-11-16 02:07:10
● 2015-07-14 17:39:12
● 2017-04-28 01:03:20
○ 2026-04-13 07:43:02
○ 2026-04-17 17:07:22
●NSns1.vercel-dns.com2026-04-13 → 2026-04-17 · 3 obs
○ 2017-04-28 01:03:20
● 2026-04-13 07:43:02
● 2026-04-17 17:07:22
○NSns2.mokico.com2015-07-14 → 2017-04-28 · 5 obs
○ 2008-11-16 02:07:10
● 2015-07-14 17:39:12
● 2017-04-28 01:03:20
○ 2026-04-13 07:43:02
○ 2026-04-17 17:07:22
●NSns2.vercel-dns.com2026-04-13 → 2026-04-17 · 3 obs
○ 2017-04-28 01:03:20
● 2026-04-13 07:43:02
● 2026-04-17 17:07:22
○MXmail.1to21.com2015-07-14 → 2017-04-28 · 5 obs
○ 2008-11-16 02:07:10
● 2015-07-14 17:39:12
● 2017-04-28 01:03:20
○ 2026-04-13 07:43:02
○ 2026-04-17 17:07:22
○MXsmtp.1to21.com2015-07-14 → 2017-04-28 · 5 obs
○ 2008-11-16 02:07:10
● 2015-07-14 17:39:12
● 2017-04-28 01:03:20
○ 2026-04-13 07:43:02
○ 2026-04-17 17:07:22
○A108.165.20.1362015-07-14 → 2017-04-28 · 5 obs
○ 2008-11-16 02:07:10
● 2015-07-14 17:39:12
● 2017-04-28 01:03:20
○ 2026-04-13 07:43:02
○ 2026-04-17 17:07:22
○A216.150.1.1932026-04-13 → 2026-04-13 · 4 obs
○ 2017-04-28 01:03:20
● 2026-04-13 07:43:02
○ 2026-04-17 17:07:20
○ 2026-04-17 17:07:22
○A216.150.16.12026-04-13 → 2026-04-13 · 4 obs
○ 2017-04-28 01:03:20
● 2026-04-13 07:43:02
○ 2026-04-17 17:07:20
○ 2026-04-17 17:07:22
●A216.150.16.1292026-04-17 → 2026-04-17 · 3 obs
○ 2026-04-13 07:43:02
● 2026-04-17 17:07:20
● 2026-04-17 17:07:22
●A216.150.16.1932026-04-17 → 2026-04-17 · 3 obs
○ 2026-04-13 07:43:02
● 2026-04-17 17:07:20
● 2026-04-17 17:07:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
1to21.comns1.vercel-dns.com, ns2.vercel-dns.com4 records

✅ Authoritative Response

Server:198.51.45.13

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1to21.com (unsigned zone)

⏱️ Timing

Total: 273ms | Queries: -

📄 Records

TypeCountSample Data
A2216.150.16.129, 216.150.1.65
NS2ns1.vercel-dns.com, ns2.vercel-dns.com
SOA1ns1.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

1to21.com is the parent of mail.1to21.com.

IP Addresses

1to21.com resolves to two IP numbers: 216.150.16.129 and 216.150.16.193.

Other host names, for instance mx.freika.com, aa0795e7bcc5169c.vercel-dns-016.com, flyingwx.com, 36193bc4f1cdd303.vercel-dns-016.com and 1e746c532661ea24.vercel-dns-016.com share IP numbers with 1to21.com.

Name Servers

1to21.com has two name servers: ns1.vercel-dns.com and ns2.vercel-dns.com.

1to21.com shares the same name server setup as other domains, for example victor-hermon.dev.br, cybergalz.com, telcodesktop.in, movievault.info and uxloot.com.

1to21.com at least partially shares name servers with other domains; for example sams.coffee and alpenglowapp.com; thoumar.com and greadee.com.

These name servers are commonly used with the name servers a.zeit-world.co.uk.

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.