o2surfmasters.de - robtex.com
o2surfmasters.de
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1784557919 | ||||||
Same first word
o2surfmasters.de |
DNS History
13 records (13 active, 0 former)
●NSns-cloud-c1.googledomains.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●NSns-cloud-c2.googledomains.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●NSns-cloud-c3.googledomains.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●NSns-cloud-c4.googledomains.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●MXalt1.aspmx.l.google.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●MXalt2.aspmx.l.google.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●MXalt3.aspmx.l.google.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●MXalt4.aspmx.l.google.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●MXaspmx.l.google.com2026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●A198.185.159.1442026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●A198.185.159.1452026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●A198.49.23.1442026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
●A198.49.23.1452026-05-12 → 2026-07-20 · 2 obs
● 2026-07-20 14:58:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| o2surfmasters.de | ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c3.googledomains.com | - |
✅ Authoritative Response
Server:216.239.34.108
NS records: ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c3.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o2surfmasters.de (unsigned zone)
⏱️ Timing
Total: 1337ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.185.159.145, 198.49.23.145... |
| NS | 4 | ns-cloud-c2.googledomains.com, ns-cloud-c1.googledomains.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | google-site-verification=XFnE7z9VlJRI3Tw |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2", |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
IP Addresses
o2surfmasters.de has four IP addresses: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
tamarabirch.com, justoneafrica.com, stolendove.com plus two other host names have IP numbers in common with o2surfmasters.de.
Name Servers
Four name servers handle the delegation for o2surfmasters.de: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
o2surfmasters.de shares at least some of its name servers with other domains, including sharplingo.com, hywaka.com, mindlinkair.ca and two others.
The host names ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com each resolve to two IP addresses: ns-cloud-c1.googledomains.com resolves to 216.239.32.108 and 2001:4860:4802:32::6c; ns-cloud-c2.googledomains.com resolves to 216.239.34.108 and 2001:4860:4802:34::6c; ns-cloud-c3.googledomains.com resolves to 216.239.36.108 and 2001:4860:4802:36::6c; ns-cloud-c4.googledomains.com resolves to 216.239.38.108 and 2001:4860:4802:38::6c.
Mail Servers
Mail for o2surfmasters.de is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
At least some of the mail servers used by o2surfmasters.de are shared with other domains: jesd.org, theheids.net, ptdconcept.com and two others among them.
These mail servers are often deployed together with alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.
Host names pointing to two IP addresses:
The A records for aspmx.l.google.com return 173.194.45.26 and 2607:f8b0:4004:c09::1b.
The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.
The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.
The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.
The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1a.