mail.userid.ch - robtex.com

mail.userid.ch

DNSSEC⚠️ Not signed
A2a01:4f8:212:5e2::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A136.243.37.209🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3

userid.ch

DNSSEC⚠️ Not signed
A2a01:4f8:212:5e2::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A136.243.37.209🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3
NSada.ns.cloudflare.com ⭐
NSanton.ns.cloudflare.com
MXmail.userid.ch ⭐
TXTv=spf1 a mx a:userid.ch ip4:136.243.37.209 ip4:136.243.37.209 ip6:2a01:4f8:21...
SOAada.ns.cloudflare.comdns@cloudflare.com serial=2399565921

MX for

userid.ch

Same first word

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mail.gov.ao
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mail.pr
mail.mlbfan.org
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DNS History

3 records (2 active, 1 former)

20162017201820192020202120222023202420252026A136.243.37.2092a01:4f8:212:5e2::2213.193.123.110
●A136.243.37.2092026-02-19 → 2026-04-12 · 3 obs
○ 2016-07-16 11:23:58
● 2026-02-19 06:33:40
● 2026-04-12 09:42:36
○A213.193.123.1102015-06-20 → 2016-07-16 · 4 obs
● 2015-06-20 19:31:12
● 2016-07-16 11:23:58
○ 2026-02-19 06:33:40
○ 2026-04-12 09:42:36
●A2a01:4f8:212:5e2::22026-02-19 → 2026-04-12 · 3 obs
○ 2016-07-16 11:23:58
● 2026-02-19 06:33:40
● 2026-04-12 09:42:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cha.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...-
userid.chanton.ns.cloudflare.com, ada.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.54

NS records: anton.ns.cloudflare.com, ada.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for userid.ch (unsigned zone)

⏱️ Timing

Total: 409ms | Queries: -

📄 Records

TypeCountSample Data
A1136.243.37.209
AAAA12a01:4f8:212:5e2::2

Analysis

Mail Server Role

mail.userid.ch serves as the mail server for userid.ch.

IP Addresses

mail.userid.ch points to two IP numbers: 2a01:4f8:212:5e2::2 and 136.243.37.209.

Other host names such as selfdefense.ch, mail.comads.ch, mail.dropster.ch, comads.ch and cyberdns.ch share IP numbers with mail.userid.ch.