textgridlab.org - dns.ninja
textgridlab.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 134.76.30.141🇩🇪 GOENET134.76.0.0/16 | ||||||
| NS | dns1.gwdg.de ⭐ | ||||||
| A | 2a06:93c7:e1::1🇩🇪 GOENET2a06:93c0::/29 GWDG-2a06-93c0 | ||||||
| PTR | dns1.gwdg.de | ||||||
| A | 134.76.33.41🇩🇪 GOENET134.76.0.0/16 | ||||||
| PTR | dns1.gwdg.de | ||||||
| NS | dns2.gwdg.de | ||||||
| A | 2a06:93c7:e2::1🇩🇪 GOENET2a06:93c0::/29 GWDG-2a06-93c0 | ||||||
| PTR | dns2.gwdg.de | ||||||
| A | 134.76.33.42🇩🇪 GOENET134.76.0.0/16 | ||||||
| PTR | dns2.gwdg.de | ||||||
| NS | dns3.gwdg.de | ||||||
| A | 193.175.210.140🇩🇪 DFN193.174.0.0/15 -AGG-1 | ||||||
| MX | a1234.mx.srv.dfn.de ⭐ | ||||||
| A | 194.95.232.102🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| MX | b1234.mx.srv.dfn.de ⭐ | ||||||
| A | 194.95.234.102🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| MX | c1234.mx.srv.dfn.de ⭐ | ||||||
| A | 194.95.238.102🇩🇪 DFN194.94.0.0/15 -AGG-16 | ||||||
| TXT | v=spf1 mx include:spf.gwdg.de -all | ||||||
| SOA | dns1.gwdg.dehostmaster@gwdg.de serial=679233817 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1782774422 | ||||||
Subdomains
doc.textgridlab.org |
Same first word
textgridlab.org |
DNS History
12 records (7 active, 5 former)
●NSdns1.gwdg.de2026-03-13 → 2026-06-29 · 3 obs
● 2026-03-13 16:57:18
● 2026-06-29 23:34:06
●NSdns2.gwdg.de2026-03-13 → 2026-06-29 · 3 obs
● 2026-03-13 16:57:18
● 2026-06-29 23:34:06
●NSdns3.gwdg.de2026-03-13 → 2026-06-29 · 3 obs
● 2026-03-13 16:57:18
● 2026-06-29 23:34:06
○NSgwdu01.gwdg.de2015-06-26 → 2017-10-03 · 4 obs
● 2017-10-03 22:36:44
○ 2026-03-13 16:57:18
○ 2026-06-29 23:34:06
○NSns2.gwdg.de2015-06-26 → 2017-10-03 · 4 obs
● 2017-10-03 22:36:44
○ 2026-03-13 16:57:18
○ 2026-06-29 23:34:06
○NSns3.gwdg.de2015-06-26 → 2017-10-03 · 4 obs
● 2017-10-03 22:36:44
○ 2026-03-13 16:57:18
○ 2026-06-29 23:34:06
●MXa1234.mx.srv.dfn.de2026-03-13 → 2026-06-29 · 2 obs
● 2026-06-29 23:34:06
●MXb1234.mx.srv.dfn.de2026-03-13 → 2026-06-29 · 2 obs
● 2026-06-29 23:34:06
●MXc1234.mx.srv.dfn.de2026-03-13 → 2026-06-29 · 2 obs
● 2026-06-29 23:34:06
○A134.76.21.2462016-04-23 → 2017-10-03 · 5 obs
● 2016-04-23 19:42:36
● 2017-10-03 22:36:44
○ 2026-03-13 16:57:18
○ 2026-06-29 23:34:06
○A134.76.21.272015-06-26 → 2016-02-05 · 4 obs
● 2016-02-05 16:20:56
○ 2016-04-23 19:42:36
○ 2026-06-29 23:34:06
●A134.76.30.1412026-03-13 → 2026-06-29 · 3 obs
● 2026-03-13 16:57:18
● 2026-06-29 23:34:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| textgridlab.org | dns1.gwdg.de, dns2.gwdg.de, dns3.gwdg.de | - |
✅ Authoritative Response
Server:193.175.210.140
NS records: dns1.gwdg.de, dns2.gwdg.de, dns3.gwdg.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for textgridlab.org (unsigned zone)
⏱️ Timing
Total: 933ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.76.30.141 |
| NS | 3 | dns3.gwdg.de, dns1.gwdg.de... |
| MX | 3 | c1234.mx.srv.dfn.de (pri: 50), a1234.mx.srv.dfn.de (pri: 50)... |
| TXT | 1 | v=spf1 mx include:spf.gwdg.de -all |
| SOA | 1 | dns1.gwdg.de hostmaster.gwdg.de |
Analysis
Hierarchy
doc.textgridlab.org is a subdomain of textgridlab.org.
IP Addresses
textgridlab.org resolves to just one IP address, 134.76.30.141.
textgrid-esx2.gwdg.de, for instance, is one of the other host names sharing IP numbers with textgridlab.org.
Name Servers
The authoritative name servers for textgridlab.org are dns1.gwdg.de, dns2.gwdg.de and dns3.gwdg.de — three in total.
The name servers of textgridlab.org overlap at least partially with those of other domains — among them harnackhaus-berlin.mpg.de, gwdg.de, 9.175.193.in-addr.arpa and two more.
These name servers commonly appear in delegations together with dns1.demogr.mpg.de, dns0.mpi-klsb.mpg.de, dns1.mpi-klsb.mpg.de and 7 other.
Host names that have two IP addresses:
dns1.gwdg.de directs traffic to 134.76.33.41 and 2a06:93c7:e1::1.
dns2.gwdg.de directs traffic to 134.76.33.42 and 2a06:93c7:e2::1.
Host names that point to one IP address:
dns3.gwdg.de has the IP address 193.175.210.140.
Mail Servers
Mail for textgridlab.org is routed through three mail servers — a1234.mx.srv.dfn.de, b1234.mx.srv.dfn.de and c1234.mx.srv.dfn.de.
There is at least a partial MX overlap between textgridlab.org and other domains, including ipp.mpg.de, open-access.net, uni-goe.de and two others.
The hostnames a1234.mx.srv.dfn.de, b1234.mx.srv.dfn.de and c1234.mx.srv.dfn.de each resolve to a single IP: a1234.mx.srv.dfn.de → 194.95.232.102, b1234.mx.srv.dfn.de → 194.95.234.102, c1234.mx.srv.dfn.de → 194.95.238.102.