computhomas.com - robtex.com

computhomas.com

DNSSEC⚠️ Not signed
A2a01:4f8:200:5235::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A195.201.28.128🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC
NShydrogen.ns.hetzner.com ⭐ ⚠️ Not in parent delegation
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de ⚠️ Not in parent delegation
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSns1.first-ns.de ⚠️ Not in zone NS records
A2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.first-ns.de
A213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns1.first-ns.de
NSoxygen.ns.hetzner.com ⚠️ Not in parent delegation
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
NSrobotns2.second-ns.de ⚠️ Not in zone NS records
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com ⚠️ Not in zone NS records
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c06::1a🇺🇸 Google2607:f8b0::/32
PTRdz-in-f26.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXaspmx2.googlemail.com(10)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXaspmx3.googlemail.com(10)
A2607:f8b0:4023:1015::1a🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f26.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
TXTv=spf1 a mx ip4:144.76.174.54 ip6:2a01:4f8:200:5235::2 include:_spf.google.co...
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-02-15 #0

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=1775948142

Subdomains

mail.computhomas.com

Same first word

computhomas.com

DNS History

14 records (13 active, 1 former)

20162017201820192020202120222023202420252026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comns1.first-ns.deoxygen.ns.hetzner.comrobotns2.second-ns.derobotns3.second-ns.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA195.201.28.1282a01:4f8:200:5235::2144.76.174.54
●NShelium.ns.hetzner.de2026-03-25 → 2026-04-11 · 3 obs
○ 2015-06-30 19:43:48
● 2026-03-25 17:19:30
● 2026-04-11 23:12:32
●NShydrogen.ns.hetzner.com2026-03-25 → 2026-04-11 · 3 obs
○ 2015-06-30 19:43:48
● 2026-03-25 17:19:30
● 2026-04-11 23:12:32
●NSns1.first-ns.de2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●NSoxygen.ns.hetzner.com2026-03-25 → 2026-04-11 · 3 obs
○ 2015-06-30 19:43:48
● 2026-03-25 17:19:30
● 2026-04-11 23:12:32
●NSrobotns2.second-ns.de2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●NSrobotns3.second-ns.com2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●MXalt1.aspmx.l.google.com2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●MXalt2.aspmx.l.google.com2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●MXaspmx.l.google.com2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●MXaspmx2.googlemail.com2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
●MXaspmx3.googlemail.com2015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32
○A144.76.174.542015-06-30 → 2017-06-04 · 4 obs
● 2015-06-30 19:43:48
● 2017-06-04 16:47:08
○ 2026-03-25 17:19:30
○ 2026-04-11 23:12:32
●A195.201.28.1282026-03-25 → 2026-04-11 · 3 obs
○ 2017-06-04 16:47:08
● 2026-03-25 17:19:30
● 2026-04-11 23:12:32
●A2a01:4f8:200:5235::22015-06-30 → 2026-04-11 · 2 obs
● 2015-06-30 19:43:48
● 2026-04-11 23:12:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
computhomas.comns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com2 records

✅ Authoritative Response

Server:213.133.100.103

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computhomas.com (unsigned zone)

⏱️ Timing

Total: 925ms | Queries: -

📄 Records

TypeCountSample Data
A1195.201.28.128
AAAA12a01:4f8:200:5235::2
NS3helium.ns.hetzner.de, hydrogen.ns.hetzner.com...
MX5alt2.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)...
TXT1v=spf1 a mx ip4:144.76.174.54 ip6:2a01:4
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)

Analysis

Hierarchy

computhomas.com is the parent of mail.computhomas.com.

IP Addresses

computhomas.com resolves to two IP numbers: 2a01:4f8:200:5235::2 and 195.201.28.128.

other host names including mail.h47.de, h47.de, torwart-training.de, tthiele.com and winterpause.de share IP numbers with computhomas.com.

Name Servers

computhomas.com is delegated to six name servers: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

computhomas.com at least partially shares name servers with other domains, for instance fog.is, sportpal.de, la-girafe.de, neighbor(0x6269746368)es.com and ironyofprivacy.org.

these name servers are commonly used alongside ns1.your-server.de.

Host names with two IP numbers:

robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.

ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.

robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.

hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.

oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192.

helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.

Mail Servers

computhomas.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

computhomas.com shares some mail servers with other domains, at least partially, for instance blackpotioncoffee.com, rkabir.net, astron.berkeley.edu, longtravelindustries.com and ns500794.ns500821.ns500841.ns500795.ns500821.ns500821.ns500794.ns500794.ns500795.lustypartnersfinder.com.

these mail servers are often used with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx5.googlemail.com and aspmx4.googlemail.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27

aspmx3.googlemail.com points to 2607:f8b0:4023:1015::1a and 172.253.135.26

aspmx.l.google.com points to 2607:f8b0:4023:c06::1a and 142.251.2.26

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.26

alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27