certec-filter.de - robtex.com
certec-filter.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a00:116a:100:88a0::🇩🇪 GODADDY-CGN2a00:116a:100::/40 | ||||||
| PTR | mc22687.ispgateway.de | ||||||
| A | 134.119.0.162🇩🇪 GD-EMEA-DC-CGN1134.119.0.0/24 GD MASS Network GCN SXB1 | ||||||
| NS | ns43.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2152::16🇺🇸 GODADDY-DNS2603:5:2150::/44 | ||||||
| PTR | ns43.domaincontrol.com | ||||||
| A | 97.74.101.22🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns43.domaincontrol.com | ||||||
| NS | ns44.domaincontrol.com | ||||||
| A | 2603:5:2252::16🇺🇸 GODADDY-DNS2603:5:2250::/44 | ||||||
| PTR | ns44.domaincontrol.com | ||||||
| A | 173.201.69.22🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns44.domaincontrol.com | ||||||
| MX | mxlb.ispgateway.de ⭐ | ||||||
| A | 80.67.18.126🇩🇪 GD-EMEA-DC-CGN180.67.16.0/20 GD MASS Network | ||||||
| PTR | mxlb.ispgateway.de | ||||||
| TXT | v=spf1 mx a include:ispgateway.de ~all | ||||||
| SOA | ns43.domaincontrol.comdns@jomax.net 2025-11-13 #2 | ||||||
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=1776220777 | ||||||
Subdomains
www.certec-filter.de |
Same first word
certec-filter.de |
DNS History
9 records (5 active, 4 former)
○NSns1.gn2-hosting.de2018-05-10 → 2018-05-10 · 3 obs
○ 2026-03-08 20:39:58
○ 2026-04-15 02:47:52
○NSns2.gn2-hosting.de2018-05-10 → 2018-05-10 · 3 obs
○ 2026-03-08 20:39:58
○ 2026-04-15 02:47:52
●NSns43.domaincontrol.com2026-03-08 → 2026-04-15 · 3 obs
● 2026-03-08 20:39:58
● 2026-04-15 02:47:52
●NSns44.domaincontrol.com2026-03-08 → 2026-04-15 · 3 obs
● 2026-03-08 20:39:58
● 2026-04-15 02:47:52
●MXmxlb.ispgateway.de2018-05-10 → 2026-04-15 · 2 obs
● 2026-04-15 02:47:52
●A134.119.0.1622026-03-08 → 2026-04-15 · 3 obs
● 2026-03-08 20:39:58
● 2026-04-15 02:47:52
○A134.119.64.1712018-05-10 → 2018-05-10 · 3 obs
○ 2026-03-08 20:39:58
○ 2026-04-15 02:47:52
○A2a00:1158:400:407::3852018-05-10 → 2018-05-10 · 3 obs
○ 2026-03-08 20:39:58
○ 2026-04-15 02:47:52
●A2a00:116a:100:88a0::2026-03-08 → 2026-04-15 · 3 obs
● 2026-03-08 20:39:58
● 2026-04-15 02:47:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| certec-filter.de | ns43.domaincontrol.com, ns44.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.101.22
NS records: ns43.domaincontrol.com, ns44.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certec-filter.de (unsigned zone)
⏱️ Timing
Total: 818ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.119.0.162 |
| AAAA | 1 | 2a00:116a:100:88a0:: |
| NS | 2 | ns43.domaincontrol.com, ns44.domaincontrol.com |
| MX | 1 | mxlb.ispgateway.de (pri: 100) |
| TXT | 1 | v=spf1 mx a include:ispgateway.de ~all |
| SOA | 1 | ns43.domaincontrol.com dns.jomax.net |
Analysis
Hierarchy
certec-filter.de is the parent of www.certec-filter.de.
IP Addresses
certec-filter.de points to two IPs: 2a00:116a:100:88a0:: and 134.119.0.162.
Other host names including peter-hirschfeld.com, gn2-host19.de, www.certec-filter.de, psychotherapie-in-coburg.de and mail.peter-hirschfeld.com share IP numbers with certec-filter.de.
Name Servers
certec-filter.de's delegation uses two name servers, ns43.domaincontrol.com and ns44.domaincontrol.com.
certec-filter.de shares the same name server setup as other domains, for example rentaldj.com, all247news.com, wocospace.com, dirtymindedheaders.com and bfbchurch.org.
Host names with two IPs:
ns43.domaincontrol.com points to: 2603:5:2152::16 and 97.74.101.22
ns44.domaincontrol.com points to: 2603:5:2252::16 and 173.201.69.22
Mail Servers
certec-filter.de is handled by a single mail server, mxlb.ispgateway.de.
certec-filter.de shares its mail server setup with other domains, including drvormelker.de, www.promedia-consult.de, house-of-one.org, thermobau-wirthwein.de and lagerfeuer.biz.
certec-filter.de shares some mail servers with other domains, at least partially, for instance mmd-berlin.de.
mxlb.ispgateway.de points to a single IP: 80.67.18.126.