documenta12.de - dns.ninja

documenta12.de

DNSSEC⚠️ Not signed
A23.88.77.240🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC
PTRweb.documenta-fifteen.de
NSns1.first-ns.de ⭐
A2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.first-ns.de
A213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns1.first-ns.de
NSrobotns2.second-ns.de
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
SOAns1.first-ns.dedns@hetzner.com 2026-04-29 #1

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1785762095
rank #572616 globally
rank #19408 in the tld

Same first word

documenta12.de

DNS History

10 records (4 active, 6 former)

200920112013201520172019202120232025NSns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.comns1.s-dns.dens2.s-dns.deMX.mail.documenta12.deA23.88.77.240176.9.11.10181.3.8.54
●NSns1.first-ns.de2026-03-25 → 2026-08-03 · 3 obs
○ 2017-06-20 23:15:04
● 2026-03-25 03:23:24
● 2026-08-03 13:23:16
○NSns1.s-dns.de2008-05-31 → 2017-06-20 · 4 obs
● 2008-05-31 10:19:42
● 2017-06-20 23:15:04
○ 2026-03-25 03:23:24
○ 2026-08-03 13:23:16
○NSns2.s-dns.de2008-05-31 → 2017-06-20 · 4 obs
● 2008-05-31 10:19:42
● 2017-06-20 23:15:04
○ 2026-03-25 03:23:24
○ 2026-08-03 13:23:16
●NSrobotns2.second-ns.de2026-03-25 → 2026-08-03 · 3 obs
○ 2017-06-20 23:15:04
● 2026-03-25 03:23:24
● 2026-08-03 13:23:16
●NSrobotns3.second-ns.com2026-03-25 → 2026-08-03 · 3 obs
○ 2017-06-20 23:15:04
● 2026-03-25 03:23:24
● 2026-08-03 13:23:16
○MX.2026-03-25 → 2026-08-03 · 2 obs
○ 2026-03-25 03:23:24
○ 2026-08-03 13:23:16
○MXmail.documenta12.de2008-05-31 → 2017-06-20 · 4 obs
● 2008-05-31 10:19:42
● 2017-06-20 23:15:04
○ 2026-03-25 03:23:24
○ 2026-08-03 13:23:16
○A176.9.11.1012015-07-06 → 2017-06-20 · 5 obs
○ 2008-05-31 10:19:42
● 2015-07-06 04:48:40
● 2017-06-20 23:15:04
○ 2026-03-25 03:23:24
○ 2026-08-03 13:23:16
●A23.88.77.2402026-03-25 → 2026-08-03 · 3 obs
○ 2017-06-20 23:15:04
● 2026-03-25 03:23:24
● 2026-08-03 13:23:16
○A81.3.8.542008-05-31 → 2008-05-31 · 3 obs
● 2008-05-31 10:19:42
○ 2015-07-06 04:48:40
○ 2026-08-03 13:23:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
documenta12.derobotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de-

✅ Authoritative Response

Server:213.239.242.238

NS records: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for documenta12.de (unsigned zone)

⏱️ Timing

Total: 1148ms | Queries: -

📄 Records

TypeCountSample Data
A123.88.77.240
NS3robotns3.second-ns.com, ns1.first-ns.de...
MX1. (pri: 0)
SOA1ns1.first-ns.de dns.hetzner.com

Analysis

IP Addresses

documenta12.de points to a single IP number: 23.88.77.240.

Additional host names — archiv2.fridericianum.org, statistics.documenta.de, documenta.de and two others — share IP numbers with documenta12.de.

Name Servers

The authoritative name servers for documenta12.de are robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de — three in total.

The name servers of documenta12.de overlap at least partially with those of other domains — among them pofig.de, feuerwehr-oberachdorf.de, agenturlinssen.com and two more.

These name servers commonly appear in combination with the name servers hydrogen.ns.hetzner.com.

robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de all resolve to exactly two IP numbers apiece: robotns3.second-ns.com → 193.47.99.3 and 2001:67c:192c::add:a3; ns1.first-ns.de → 213.239.242.238 and 2a01:4f8:0:a101::a:1; robotns2.second-ns.de → 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.