gsm-b2b.com - robtex.com
gsm-b2b.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783840997 | ||||||
MX for
gsm-b2b.com |
Previously MX for
alpha.gsm-b2b.com |
Subdomains
Same first word
DNS History
19 records (7 active, 12 former)
●NShelium.ns.hetzner.de2026-02-15 → 2026-07-12 · 3 obs
● 2026-02-15 04:14:18
● 2026-07-12 07:32:20
●NShydrogen.ns.hetzner.com2026-02-15 → 2026-07-12 · 3 obs
● 2026-02-15 04:14:18
● 2026-07-12 07:32:20
○NSns-de.1and1-dns.biz2015-06-27 → 2017-02-23 · 4 obs
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
○NSns-de.1and1-dns.com2015-06-27 → 2017-02-23 · 4 obs
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
○NSns-de.1and1-dns.de2015-06-27 → 2017-02-23 · 4 obs
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
○NSns-de.1and1-dns.org2015-06-27 → 2017-02-23 · 4 obs
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
●NSoxygen.ns.hetzner.com2026-02-15 → 2026-07-12 · 3 obs
● 2026-02-15 04:14:18
● 2026-07-12 07:32:20
○MXalpha.gsm-b2b.com2016-01-06 → 2016-01-06 · 4 obs
● 2016-01-06 18:17:00
○ 2016-04-06 04:43:46
○ 2026-07-12 07:32:20
○MXbeta.gsm-b2b.com2015-11-05 → 2016-04-06 · 7 obs
● 2015-11-05 00:55:16
● 2015-12-06 08:13:08
○ 2016-01-06 18:17:00
● 2016-04-06 04:43:46
○ 2016-04-20 05:51:44
○ 2026-07-12 07:32:20
●MXgamma.gsm-b2b.com2026-02-15 → 2026-07-12 · 3 obs
● 2026-02-15 04:14:18
● 2026-07-12 07:32:20
●MXgsm-b2b.com2015-06-27 → 2026-07-12 · 4 obs
○ 2015-11-05 00:55:16
● 2016-01-06 18:17:00
● 2026-07-12 07:32:20
●MXmail.gsm-b2b.com2026-02-15 → 2026-07-12 · 3 obs
● 2026-02-15 04:14:18
● 2026-07-12 07:32:20
○MXmx00.kundenserver.de2015-11-05 → 2017-02-23 · 5 obs
● 2015-11-05 00:55:16
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
○MXmx01.kundenserver.de2015-06-27 → 2017-02-23 · 4 obs
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
●A144.76.6.1672026-02-15 → 2026-07-12 · 3 obs
● 2026-02-15 04:14:18
● 2026-07-12 07:32:20
○A148.251.45.212015-11-05 → 2017-02-23 · 8 obs
● 2015-11-05 00:55:16
● 2015-12-06 08:13:08
○ 2016-01-06 18:17:00
● 2016-04-06 04:43:46
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
○A2001:8d8:89a:a500::9b:ab272015-06-27 → 2016-01-06 · 6 obs
○ 2015-11-05 00:55:16
○ 2015-12-06 08:13:08
● 2016-01-06 18:17:00
○ 2016-04-06 04:43:46
○ 2026-07-12 07:32:20
○A2a01:4f8:202:17::22015-11-05 → 2017-02-23 · 8 obs
● 2015-11-05 00:55:16
● 2015-12-06 08:13:08
○ 2016-01-06 18:17:00
● 2016-04-06 04:43:46
● 2017-02-23 09:02:46
○ 2026-02-15 04:14:18
○ 2026-07-12 07:32:20
○A87.106.131.2402015-06-27 → 2016-01-06 · 6 obs
○ 2015-11-05 00:55:16
○ 2015-12-06 08:13:08
● 2016-01-06 18:17:00
○ 2016-04-06 04:43:46
○ 2026-07-12 07:32:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net... | - |
| gsm-b2b.com | helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com | 2 records |
✅ Authoritative Response
Server:88.198.229.192
NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gsm-b2b.com (unsigned zone)
⏱️ Timing
Total: 2137ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.6.167 |
| NS | 3 | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com... |
| MX | 3 | gamma.gsm-b2b.com (pri: 20), gsm-b2b.com (pri: 40)... |
| TXT | 3 | v=spf1 +a +mx ~all, google-site-verification=HHWlhbFZVfSoj_I... |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)
Analysis
Hierarchy
The domain gsm-b2b.com serves as parent to www.gsm-b2b.com, delta.gsm-b2b.com, vpn.gsm-b2b.com, mail.gsm-b2b.com and gamma.gsm-b2b.com.
Mail Server Role
gsm-b2b.com handles its own mail, functioning as its own mail server.
gamma.gsm-b2b.com and mail.gsm-b2b.com are often paired with gsm-b2b.com as mail servers.
IP Addresses
gsm-b2b.com resolves to just one IP address, 144.76.6.167.
Host names such as onion.server-king.de, delta.gsm-b2b.com and static.167.6.76.144.clients.your-server.de share their IP numbers with gsm-b2b.com.
Name Servers
DNS for gsm-b2b.com is handled by three authoritative name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
At least some of gsm-b2b.com's name servers are shared with other domains, for example brabus.com.pk, creativemetalworksllc.com, kbiesinger.de and two more.
These name servers are often deployed together with the name servers robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de and ns1.your-server.de.
Three hostnames — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de — each have two IP addresses: hydrogen.ns.hetzner.com has 213.133.100.98 and 2a01:4f8:0:1::add:1098, oxygen.ns.hetzner.com has 88.198.229.192 and 2a01:4f8:0:1::add:2992, and helium.ns.hetzner.de has 193.47.99.5 and 2001:67c:192c::add:5.
Mail Servers
Three mail servers handle gsm-b2b.com: gsm-b2b.com, gamma.gsm-b2b.com and mail.gsm-b2b.com.
Host names that have two IP addresses:
gamma.gsm-b2b.com has two IP addresses: 136.243.92.246 and 2a01:4f8:171:52c::2.
Host names that point to one IP address:
gsm-b2b.com directs to 144.76.6.167.