postfixtutorial.com - dns.ninja

postfixtutorial.com

DNSSEC⚠️ Not signed
A76.76.238.10🇺🇸 AS1213376.76.224.0/20 Proxy fbo LISCO (AS12133)
PTRns1.opensourceserver.io
NSns1.opensourceserver.io ⭐
A76.76.238.10🇺🇸 AS1213376.76.224.0/20 Proxy fbo LISCO (AS12133)
PTRns1.opensourceserver.io
NSns2.opensourceserver.io
A207.177.51.156🇺🇸 AS396461207.177.51.0/24 Proxy fbo Natel Broadband (AS396461)
PTRns2.opensourceserver.io
MXmx.webmailblast.com ⭐
A198.101.242.30🇺🇸 RACKSPACE-DFW198.101.240.0/21 Rackspace, 5000 Walzem Road, San Antonio, TX 78218
PTRmx.webmailblast.com
TXTv=spf1 mx a ip4:198.101.242.30/32 include:gmail.com ?all
SOAns1.opensourceserver.iohostmaster@embode.net 2023-08-29 #2

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=1785165562

Same first word

postfixtutorial.com

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSns1.opensourceserver.ions2.opensourceserver.ions1.embode.netns3.embode.netns4.embode.netMXmx.webmailblast.commail.postfixtutorial.comA76.76.238.10162.209.7.157192.237.207.1323.235.14.250
○NSns1.embode.net2015-05-29 → 2020-01-30 · 6 obs
● 2015-05-29 12:23:18
● 2016-01-17 04:21:40
○ 2016-06-27 09:10:34
● 2020-01-30 06:44:12
○ 2026-04-05 02:54:46
○ 2026-07-27 15:29:32
●NSns1.opensourceserver.io2026-04-05 → 2026-07-27 · 3 obs
○ 2020-01-30 06:44:12
● 2026-04-05 02:54:46
● 2026-07-27 15:29:32
●NSns2.opensourceserver.io2026-04-05 → 2026-07-27 · 3 obs
○ 2020-01-30 06:44:12
● 2026-04-05 02:54:46
● 2026-07-27 15:29:32
○NSns3.embode.net2015-05-29 → 2020-01-30 · 4 obs
● 2015-05-29 12:23:18
● 2020-01-30 06:44:12
○ 2026-04-05 02:54:46
○ 2026-07-27 15:29:32
○NSns4.embode.net2016-06-27 → 2020-01-30 · 5 obs
○ 2016-01-17 04:21:40
● 2016-06-27 09:10:34
● 2020-01-30 06:44:12
○ 2026-04-05 02:54:46
○ 2026-07-27 15:29:32
○MXmail.postfixtutorial.com2015-05-29 → 2016-01-17 · 4 obs
● 2015-05-29 12:23:18
● 2016-01-17 04:21:40
○ 2016-06-27 09:10:34
○ 2026-07-27 15:29:32
●MXmx.webmailblast.com2016-06-27 → 2026-07-27 · 3 obs
○ 2016-01-17 04:21:40
● 2016-06-27 09:10:34
● 2026-07-27 15:29:32
○A162.209.7.1572015-05-29 → 2016-06-27 · 4 obs
● 2015-05-29 12:23:18
● 2016-06-27 09:10:34
○ 2017-03-17 22:00:04
○ 2026-07-27 15:29:32
○A192.237.207.132017-03-17 → 2017-03-17 · 4 obs
○ 2016-06-27 09:10:34
● 2017-03-17 22:00:04
○ 2020-01-30 06:44:12
○ 2026-07-27 15:29:32
○A23.235.14.2502020-01-30 → 2020-01-30 · 4 obs
○ 2017-03-17 22:00:04
● 2020-01-30 06:44:12
○ 2026-04-05 02:54:46
○ 2026-07-27 15:29:32
●A76.76.238.102026-04-05 → 2026-07-27 · 3 obs
○ 2020-01-30 06:44:12
● 2026-04-05 02:54:46
● 2026-07-27 15:29:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net...-
postfixtutorial.comns1.opensourceserver.io, ns2.opensourceserver.io-

✅ Authoritative Response

Server:207.177.51.156

NS records: ns1.opensourceserver.io, ns2.opensourceserver.io

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postfixtutorial.com (unsigned zone)

⏱️ Timing

Total: 343ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.238.10
NS2ns2.opensourceserver.io, ns1.opensourceserver.io
MX1mx.webmailblast.com (pri: 10)
TXT1v=spf1 mx a ip4:198.101.242.30/32 includ
SOA1ns1.opensourceserver.io hostmaster.embod

Analysis

IP Addresses

postfixtutorial.com points to a single IP number: 76.76.238.10.

Additional host names — hedquist.com, natek.us, leaptrust.com and two others — share IP numbers with postfixtutorial.com.

Name Servers

postfixtutorial.com has two authoritative name servers — ns1.opensourceserver.io and ns2.opensourceserver.io.

postfixtutorial.com shares its name server setup with other domains, including clickaudionow.com, embode.co.uk, ultimateradiocommercial.com and two others.

At least some of postfixtutorial.com's name servers are shared with other domains, for example how-to-manage-time-better.com, personalprivacymanagement.net, embode.cn and two more.

These name servers tend to be used in conjunction with the name servers ns3.opensourceserver.io.

Each of ns1.opensourceserver.io and ns2.opensourceserver.io has one IP address: ns1.opensourceserver.io uses 76.76.238.10 and ns2.opensourceserver.io uses 207.177.51.156.

Mail Servers

postfixtutorial.com has one mail server: mx.webmailblast.com.

postfixtutorial.com shares the same mail server setup as other domains, including websugarbaby.com, html-brochure.com, ginky.net and two others.

mx.webmailblast.com points to one IP number — 198.101.242.30.