holocaustmemorialday.info - robtex.com
holocaustmemorialday.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 194.171.119.140🇳🇱 SURFNET-NL194.171.0.0/16 SURFnet CIDR Block V | ||||||
| PTR | www03.niod.knaw.nl | ||||||
| NS | ns1.surfnet.nl ⭐ | ||||||
| A | 2001:610:1:800a:192:87:106:101🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns1.surfnet.nl | ||||||
| A | 192.87.106.101🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns1.surfnet.nl | ||||||
| NS | ns1.zurich.surf.net | ||||||
| A | 2001:620:0:9::1103🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| A | 195.176.255.9🇨🇭 Switch195.176.224.0/19 SWITCH-AGGR.102 | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| NS | ns2.surfnet.nl | ||||||
| A | 2001:610:3:200a:192:87:36:2🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns2.surfnet.nl | ||||||
| A | 192.87.36.2🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns2.surfnet.nl | ||||||
| NS | ns3.surfnet.nl | ||||||
| A | 2001:610:0:800c:195:169:124:71🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns3.surfnet.nl | ||||||
| A | 195.169.124.71🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI | ||||||
| TXT | HARICA-Kyn58DnALGMwRcHZRkM | ||||||
| TXT | HARICA-FN0oWZc4oUAlozyHIOM | ||||||
| SOA | ns1.surfnet.nldns-beheer@surf.nl 2026-03-06 #1 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1776163459 | ||||||
Same first word
holocaustmemorialday.info |
holocaustmemorialday.eu |
DNS History
8 records (5 active, 3 former)
●NSns1.surfnet.nl2015-08-15 → 2026-04-14 · 2 obs
● 2026-04-14 10:57:36
●NSns1.zurich.surf.net2015-08-15 → 2026-04-14 · 2 obs
● 2026-04-14 10:57:36
●NSns2.surfnet.nl2015-08-15 → 2026-04-14 · 2 obs
● 2026-04-14 10:57:36
●NSns3.surfnet.nl2015-08-15 → 2026-04-14 · 2 obs
● 2026-04-14 10:57:36
○MXmx-1.mf.surf.net2015-08-15 → 2026-02-15 · 4 obs
● 2026-02-15 21:38:48
○ 2026-03-26 10:42:26
○ 2026-04-14 10:57:36
○MXmx-a.mf.surf.net2015-08-15 → 2026-02-15 · 4 obs
● 2026-02-15 21:38:48
○ 2026-03-26 10:42:26
○ 2026-04-14 10:57:36
○A194.171.119.1342015-08-15 → 2016-04-03 · 4 obs
● 2016-04-03 19:43:18
○ 2016-04-22 09:33:32
○ 2026-04-14 10:57:36
●A194.171.119.1402016-04-22 → 2026-04-14 · 3 obs
● 2016-04-22 09:33:32
● 2026-04-14 10:57:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | c0.info.afilias-nst.info, a2.info.afilias-nst.info, a0.info.afilias-nst.info | - |
| holocaustmemorialday.info | ns3.surfnet.nl, ns2.surfnet.nl, ns1.zurich.surf.net, ns1.surfnet.nl | - |
✅ Authoritative Response
Server:192.87.106.101
NS records: ns3.surfnet.nl, ns2.surfnet.nl, ns1.zurich.surf.net, ns1.surfnet.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holocaustmemorialday.info (unsigned zone)
⏱️ Timing
Total: 679ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.171.119.140 |
| NS | 4 | ns2.surfnet.nl, ns1.surfnet.nl... |
| TXT | 2 | HARICA-Kyn58DnALGMwRcHZRkM, HARICA-FN0oWZc4oUAlozyHIOM |
| SOA | 1 | ns1.surfnet.nl dns-beheer.surf.nl |
Analysis
IP Addresses
holocaustmemorialday.info points to a single IP address: 194.171.119.140.
Other host names, for instance oorlogsdoc.knaw.nl, holocaustmemorialday.eu, srebrenica.nl and antisemitisme.nu share IP numbers with holocaustmemorialday.info.
Name Servers
holocaustmemorialday.info is delegated to four name servers: ns1.surfnet.nl, ns2.surfnet.nl, ns3.surfnet.nl and ns1.zurich.surf.net.
At least part of the name servers for holocaustmemorialday.info are shared with other domains, for instance kcnl.nl, ac.uk, nationaalkompas.nl, 144.145.in-addr.arpa and naamkunde.nl.
These name servers are often used together with the name servers arachne.leidenuniv.nl, ns-ext-01.wur.nl, ns6.eur.nl, umcdns03.azn.nl, ns2.maastrichtuniversity.eu, ns1.maastrichtuniversity.nl and gm.maastrichtuniversity.nl.
Host names with two IP numbers:
ns1.surfnet.nl points to: 2001:610:1:800a:192:87:106:101 and 192.87.106.101
ns2.surfnet.nl points to: 2001:610:3:200a:192:87:36:2 and 192.87.36.2
ns3.surfnet.nl points to: 2001:610:0:800c:195:169:124:71 and 195.169.124.71
ns1.zurich.surf.net points to: 2001:620:0:9::1103 and 195.176.255.9