blokker.nu - robtex.com
blokker.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:7b8:3:5::80:1🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | http-linux.lb.network.bit.nl | ||||||
| A | 213.136.12.232🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| NS | ns1-04.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::4🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-04.azure-dns.com | ||||||
| A | 13.107.236.4🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-04.azure-dns.com | ||||||
| NS | ns2-04.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::4🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-04.azure-dns.net | ||||||
| A | 150.171.21.4🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-04.azure-dns.net | ||||||
| NS | ns3-04.azure-dns.org | ||||||
| A | 2a01:111:4000:700::4🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-04.azure-dns.org | ||||||
| A | 204.14.183.4🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-04.azure-dns.org | ||||||
| NS | ns4-04.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::4🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-04.azure-dns.info | ||||||
| A | 208.84.5.4🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-04.azure-dns.info | ||||||
| TXT | BLOKK | ||||||
| SOA | ns1-04.azure-dns.comazuredns-hostmaster@microsoft.com serial=1 | ||||||
nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.nu ⭐ | ||||||
| NS | a.ns.nu | ||||||
| NS | c.ns.nu | ||||||
| NS | d.ns.nu | ||||||
| NS | m.ns.nu | ||||||
| NS | y.ns.nu | ||||||
| NS | z.ns.nu | ||||||
| TXT | NU zone update: 2026-04-13 15:36:44 +0000 (EPOCH 1776094604) (auto) | ||||||
| TXT | id:6b335514-b048-472b-8b12-e49a638aa595 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1776095534 | ||||||
Same first word
blokker.be |
blokker.nl |
blokker.no |
blokker.net |
blokker.se |
blokker.biz |
blokker.nu |
blokker.us |
blokker.eu |
blokker.com.au |
blokker.org |
blokker.com |
blokker.ca |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1-04.azure-dns.com2026-02-20 → 2026-04-13 · 3 obs
● 2026-02-20 16:50:32
● 2026-04-13 16:10:24
●NSns2-04.azure-dns.net2026-02-20 → 2026-04-13 · 3 obs
● 2026-02-20 16:50:32
● 2026-04-13 16:10:24
●NSns3-04.azure-dns.org2026-02-20 → 2026-04-13 · 3 obs
● 2026-02-20 16:50:32
● 2026-04-13 16:10:24
●NSns4-04.azure-dns.info2026-02-20 → 2026-04-13 · 3 obs
● 2026-02-20 16:50:32
● 2026-04-13 16:10:24
○NSnsauth1.bit.nl2015-07-25 → 2017-04-01 · 4 obs
● 2017-04-01 14:09:18
○ 2026-02-20 16:50:32
○ 2026-04-13 16:10:24
○NSnsauth2.bit.nl2015-07-25 → 2017-04-01 · 4 obs
● 2017-04-01 14:09:18
○ 2026-02-20 16:50:32
○ 2026-04-13 16:10:24
○NSnsauth3.bit.org2015-07-25 → 2017-04-01 · 4 obs
● 2017-04-01 14:09:18
○ 2026-02-20 16:50:32
○ 2026-04-13 16:10:24
●A2001:7b8:3:5::80:12015-07-25 → 2026-04-13 · 2 obs
● 2026-04-13 16:10:24
●A213.136.12.2322015-07-25 → 2026-04-13 · 2 obs
● 2026-04-13 16:10:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | - |
| blokker.nu | ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info | - |
✅ Authoritative Response
Server:204.14.183.4
NS records: ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blokker.nu (unsigned zone)
⏱️ Timing
Total: 628ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.136.12.232 |
| AAAA | 1 | 2001:7b8:3:5::80:1 |
| NS | 4 | ns1-04.azure-dns.com, ns2-04.azure-dns.net... |
| TXT | 1 | BLOKK |
| SOA | 1 | ns1-04.azure-dns.com azuredns-hostmaster |
Analysis
IP Addresses
Two IP numbers are pointed to by blokker.nu: 2001:7b8:3:5::80:1 and 213.136.12.232.
other host names include seatools.org, tommytv.com.mx, bredajazzfestival.org, vanhelden-relatiegeschenken.nl and www.brainport.nl; they share IP numbers with blokker.nu.
Name Servers
blokker.nu delegates to four name servers: ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net and ns3-04.azure-dns.org.
blokker.nu at least partially shares name servers with other domains, for instance williamdemantholding.dk, yml.com.tr, printedparts.net, ciscorocks.com and inspiredlearningllc.net.
Host names with two IP numbers: ns1-04.azure-dns.com points to 2603:1061:0:700::4 and 13.107.236.4; ns4-04.azure-dns.info points to 2620:1ec:bda:700::4 and 208.84.5.4; ns2-04.azure-dns.net points to 2620:1ec:8ec:700::4 and 150.171.21.4; ns3-04.azure-dns.org points to 2a01:111:4000:700::4 and 204.14.183.4.