mail.1to21.com - robtex.com

mail.1to21.com

DNSSEC⚠️ Not signed
A216.150.16.1🇨🇦 Amazon216.150.16.0/24 EC2 Prefix
A216.150.16.129🇨🇦 Amazon216.150.16.0/24 EC2 Prefix

1to21.com

DNSSEC⚠️ Not signed
A216.150.1.65🇨🇦 Amazon216.150.1.0/24 EC2 Prefix
A216.150.1.129🇨🇦 Amazon216.150.1.0/24 EC2 Prefix
NSns1.vercel-dns.com ⭐
NSns2.vercel-dns.com
SOAns1.vercel-dns.comhostmaster@nsone.net serial=1703955030

Previously MX for

1to21.com
mail.1to21.com

Same first word

mail.pro
mail.pupu.jp
mail.vivian.jp
mail.df.gov.br
mail.ci
mail.chirurgiens-dentistes.fr
mail.frenchkiss.jp
mail.blogspot.be
mail.go.kr
mail.my-gateway.de
mail.wedding
mail.za.bz
mail.to
mail.tf
mail.ba
mail.lviv.ua
mail.lima-city.de
mail.mysecuritycamera.com
mail.microsoft
mail.mil.tw
mail.org.in
mail.deals
mail.edu.pl
mail.cfolks.pl
mail.cm
mail.go.th
mail.mil.cn
mail.poivron.org
mail.dnshome.de
mail.jp
mail.mp
mail.ac
mail.fund
mail.edu.bi
mail.uk.com
mail.mysecuritycamera.net
mail.glass
mail.mil.kg
mail.dog
mail.ddns.me
mail.gov.bh
mail.tours
mail.no-ip.info
mail.na
mail.hn
mail.gov.cl
mail.srl
mail.org.nz
mail.chicappa.jp
mail.123hjemmeside.no
mail.fantasyleague.cc
mail.ufcfan.org
mail.ge
mail.egoism.jp
mail.jpn.org
mail.run
mail.co.education
mail.edu.rs
mail.lt
mail.vn
mail.sl
mail.gov.mu
mail.gov.in
mail.uz
mail.clinic
mail.bm
mail.com.pk
mail.hl.cn
mail.nhs.uk
mail.hotmail
mail.gov.om
mail.canon
mail.net.hk
mail.as
mail.ir
mail.net.ru
mail.cz
mail.gov.ms
mail.so
mail.ind.in
mail.com.in
mail.noip.us
mail.hippy.jp
mail.eating-organic.net
mail.ba.gov.br
mail.com
mail.inf.br
mail.4u.com
mail.edu.tw
mail.gov.rs
mail.dnsalias.net
mail.pro.br
mail.ne.jp
mail.co.jp
mail.be
mail.com.vn
mail.how
mail.in-brb.de
mail.ro
mail.com.hk

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ilma.it
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mail.tv

DNS History

11 records (2 active, 9 former)

20162017201820192020202120222023202420252026NSns1.mokico.comns2.mokico.comMXmail.1to21.comsmtp.1to21.comA216.150.16.1216.150.16.129108.165.20.136216.150.1.193216.150.1.65216.150.16.193CNAME1to21.com
○NSns1.mokico.com2015-10-28 → 2026-02-16 · 4 obs
● 2015-10-28 00:27:06
● 2026-02-16 22:33:54
○ 2026-02-19 02:22:42
○ 2026-04-17 22:32:18
○NSns2.mokico.com2015-10-28 → 2026-02-16 · 4 obs
● 2015-10-28 00:27:06
● 2026-02-16 22:33:54
○ 2026-02-19 02:22:42
○ 2026-04-17 22:32:18
○MXmail.1to21.com2015-10-28 → 2026-02-16 · 4 obs
● 2015-10-28 00:27:06
● 2026-02-16 22:33:54
○ 2026-02-19 02:22:42
○ 2026-04-17 22:32:18
○MXsmtp.1to21.com2015-10-28 → 2026-02-16 · 4 obs
● 2015-10-28 00:27:06
● 2026-02-16 22:33:54
○ 2026-02-19 02:22:42
○ 2026-04-17 22:32:18
○A108.165.20.1362015-06-15 → 2016-04-18 · 4 obs
● 2015-06-15 13:39:02
● 2016-04-18 21:28:00
○ 2026-02-16 22:33:54
○ 2026-04-17 22:32:18
○A216.150.1.1932026-02-16 → 2026-04-17 · 2 obs
○ 2026-02-16 22:33:54
○ 2026-04-17 22:32:18
○A216.150.1.652026-02-16 → 2026-04-17 · 2 obs
○ 2026-02-16 22:33:54
○ 2026-04-17 22:32:18
●A216.150.16.12026-02-16 → 2026-04-17 · 3 obs
○ 2016-04-18 21:28:00
● 2026-02-16 22:33:54
● 2026-04-17 22:32:18
●A216.150.16.1292026-02-19 → 2026-04-17 · 3 obs
○ 2026-02-16 22:33:54
● 2026-02-19 02:22:42
● 2026-04-17 22:32:18
○A216.150.16.1932026-02-16 → 2026-02-16 · 4 obs
○ 2016-04-18 21:28:00
● 2026-02-16 22:33:54
○ 2026-02-19 02:22:42
○ 2026-04-17 22:32:18
○CNAME1to21.com2015-06-15 → 2026-02-16 · 4 obs
● 2015-06-15 13:39:02
● 2026-02-16 22:33:54
○ 2026-02-19 02:22:42
○ 2026-04-17 22:32:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, a.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: 384ms | Queries: -

📄 Records

TypeCountSample Data
A2216.150.1.65, 216.150.16.193

📌 Glue Records Collected

Total: 4

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

Analysis

IP Addresses

mail.1to21.com points to two IP numbers: 216.150.16.1 and 216.150.16.129.

Other host names, for instance cc37ad513a439159.vercel-dns-017.com, eolo.com, images-server.getwealthguide.com, jokersystemet.se and f95b8adc5a69c3ac.vercel-dns-016.com share IP numbers with mail.1to21.com.