mail.heidner.org - robtex.com

mail.heidner.org

DNSSEC⚠️ Not signed
A2a01:4f8:d0a:1344::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww527.your-server.de
A188.40.30.57🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1

heidner.org

DNSSEC⚠️ Not signed
A2a01:4f8:d0a:1344::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A188.40.30.57🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1
NSns1.your-server.de ⭐
NSns.second-ns.com
NSns3.second-ns.de
MXmail.heidner.org ⭐
TXTv=spf1 +a +mx ?all
SOAns1.your-server.depostmaster@your-server.de 2025-12-11 #0

MX for

heidner.org

Same first word

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DNS History

3 records (2 active, 1 former)

20162017201820192020202120222023202420252026A188.40.30.572a01:4f8:d0a:1344::285.13.140.173
●A188.40.30.572026-02-15 → 2026-03-28 · 3 obs
○ 2016-07-06 07:33:26
● 2026-02-15 07:47:10
● 2026-03-28 05:25:34
●A2a01:4f8:d0a:1344::22026-02-15 → 2026-03-28 · 3 obs
○ 2016-07-06 07:33:26
● 2026-02-15 07:47:10
● 2026-03-28 05:25:34
○A85.13.140.1732015-08-15 → 2016-07-06 · 4 obs
● 2015-08-15 12:37:10
● 2016-07-06 07:33:26
○ 2026-02-15 07:47:10
○ 2026-03-28 05:25:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
heidner.orgns1.your-server.de, ns3.second-ns.de, ns.second-ns.com-

✅ Authoritative Response

Server:193.47.99.4

NS records: ns1.your-server.de, ns3.second-ns.de, ns.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heidner.org (unsigned zone)

⏱️ Timing

Total: 433ms | Queries: -

📄 Records

TypeCountSample Data
A1188.40.30.57
AAAA12a01:4f8:d0a:1344::2

Analysis

Mail Server Role

mail.heidner.org serves as the mail server for heidner.org.

IP Addresses

mail.heidner.org points to two IP numbers: 2a01:4f8:d0a:1344::2 and 188.40.30.57.

Other host names such as lug.de, naughtywolftoys.com, yorg.app, lyrik-lesezeichen.de and www.etoa.ch share IP numbers with mail.heidner.org.