mail.cocos-tech.com - robtex.com

mail.cocos-tech.com

CNAMEcocos-tech.com
DNSSEC⚠️ Not signed
A2a01:4f8:161:902b::55:6🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A5.9.77.55🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5
NSns6.siebel-hosting.com ⭐
A5.9.77.55🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5
PTRserver3.siebel-hosting.com
NSns8.siebel-hosting.com
A2a01:4f8:191:84ec::8🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns8.siebel-hosting.com
A144.76.71.217🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1
PTRns8.siebel-hosting.com
MXcocos-tech.com ⭐
A2a01:4f8:161:902b::55:6🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A5.9.77.55🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5
PTRserver3.siebel-hosting.com
TXTv=spf1 ip4:5.9.77.55 +a +ip4:5.9.77.45 +mx +ip4:144.76.71.237 +ip6:2a01:4f8:1...
SOAns6.siebel-hosting.comdomain-order@siebel-hosting.com 2026-03-02 #0

cocos-tech.com

DNSSEC⚠️ Not signed
A2a01:4f8:161:902b::55:6🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A5.9.77.55🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5
NSns6.siebel-hosting.com ⭐
NSns8.siebel-hosting.com
MXcocos-tech.com ⭐
TXTv=spf1 ip4:5.9.77.55 +a +ip4:5.9.77.45 +mx +ip4:144.76.71.237 +ip6:2a01:4f8:1...
SOAns6.siebel-hosting.comdomain-order@siebel-hosting.com 2026-03-02 #0

Same first word

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DNS History

6 records (1 active, 5 former)

20162017201820192020202120222023202420252026NSns1.siebel-hosting.comns2.siebel-hosting.comMXcocos-tech.comA2a01:4f8:161:902b::269.73.135.12CNAMEcocos-tech.com
○NSns1.siebel-hosting.com2015-10-19 → 2016-11-20 · 4 obs
● 2015-10-19 17:57:40
● 2016-11-20 09:22:36
○ 2026-03-26 07:27:36
○ 2026-04-15 02:23:50
○NSns2.siebel-hosting.com2015-10-19 → 2016-11-20 · 4 obs
● 2015-10-19 17:57:40
● 2016-11-20 09:22:36
○ 2026-03-26 07:27:36
○ 2026-04-15 02:23:50
○MXcocos-tech.com2015-10-19 → 2016-11-20 · 4 obs
● 2015-10-19 17:57:40
● 2016-11-20 09:22:36
○ 2026-03-26 07:27:36
○ 2026-04-15 02:23:50
○A2a01:4f8:161:902b::22016-01-15 → 2016-11-20 · 5 obs
○ 2015-05-30 13:25:12
● 2016-01-15 10:09:54
● 2016-11-20 09:22:36
○ 2026-03-26 07:27:36
○ 2026-04-15 02:23:50
○A69.73.135.122015-05-30 → 2016-11-20 · 4 obs
● 2015-05-30 13:25:12
● 2016-11-20 09:22:36
○ 2026-03-26 07:27:36
○ 2026-04-15 02:23:50
●CNAMEcocos-tech.com2015-05-30 → 2026-04-15 · 2 obs
● 2015-05-30 13:25:12
● 2026-04-15 02:23:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...-
cocos-tech.comns6.siebel-hosting.com, ns8.siebel-hosting.com2 records

✅ Authoritative Response

Server:144.76.71.217

NS records: ns6.siebel-hosting.com, ns8.siebel-hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cocos-tech.com (unsigned zone)

⏱️ Timing

Total: 508ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1cocos-tech.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns6.siebel-hosting.com, ns8.siebel-hosting.com)

Analysis

IP Addresses

Two IP numbers are pointed to by mail.cocos-tech.com: 2a01:4f8:161:902b::55:6 and 5.9.77.55.

other host names include tibetischbuch.de, erlars.org, norbupema.de, ns6.siebel-hosting.com and mesutyildirim.de; they share IP numbers with mail.cocos-tech.com.

Name Servers

Two name servers ns6.siebel-hosting.com and ns8.siebel-hosting.com handle the delegation for mail.cocos-tech.com.

mail.cocos-tech.com shares the same name server setup as other domains, for instance tibetisch-buch.de, cocos-tech.de, cocostech.de, siebel-research.com and tibetanlanguage.de.

mail.cocos-tech.com at least partially shares name servers with other domains, including mesutyildirim.de and siebel-hosting.com.

These name servers are commonly used with ns2.antagus.de and ns1.antagus.de.

Host names with two IP numbers: ns8.siebel-hosting.com points to 2a01:4f8:191:84ec::8 and 144.76.71.217.

Host names with one IP number: ns6.siebel-hosting.com points to 5.9.77.55.

Mail Servers

mail.cocos-tech.com is handled by a single mail server, cocos-tech.com.

The mail server setup for mail.cocos-tech.com is the same as for other domains, such as cocos-tech.com.

cocos-tech.com resolves to two IPs: 2a01:4f8:161:902b::55:6 and 5.9.77.55.