complexa.nl - dns.ninja
complexa.nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:7b8:3:32:213:136:0:188🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | idprof.colo.bit.nl | ||||||
| A | 213.136.0.188🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| NS | nsauth1.bit.nl ⭐ | ||||||
| A | 2001:7b8:3:2c::53🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | nsauth1.bit.nl | ||||||
| A | 213.136.12.51🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| PTR | nsauth1.bit.nl | ||||||
| NS | nsauth2.bit.nl | ||||||
| A | 2001:7b8:3:2d::53🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | nsauth2.bit.nl | ||||||
| A | 213.136.12.59🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| PTR | nsauth2.bit.nl | ||||||
| NS | nsauth3.bitnl.eu | ||||||
| A | 2001:1af8:4700:a119:16:0:8517:1588🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb | ||||||
| A | 85.17.15.88🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB | ||||||
| PTR | nsauth3.bit.org | ||||||
| MX | mail.wido.info ⭐ | ||||||
| A | 2001:7b8:63a:1002:213:154:230:102🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| A | 213.154.230.102🇳🇱 NL-BIT213.154.224.0/19 BIT B.V. | ||||||
| PTR | fbti.abuse.io | ||||||
| TXT | DOMAI | ||||||
| TXT | ID Prof BV (43962) | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | nsauth1.bit.nlhostmaster@bit.nl 2019-09-30 #13 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-06-28 02:00:01 +0000 (EPOCH 1782612001) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-06-28 #4 | ||||||
Same first word
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DNS History
7 records (6 active, 1 former)
○NSnsauth3.bit.org2015-07-11 → 2026-05-25 · 4 obs
● 2026-05-25 01:15:40
○ 2026-06-28 02:55:04
○ 2026-06-28 02:55:06
●NSnsauth3.bitnl.eu2026-06-28 → 2026-06-28 · 3 obs
● 2026-06-28 02:55:04
● 2026-06-28 02:55:06
●A2001:7b8:3:32:213:136:0:1882017-01-01 → 2026-06-28 · 3 obs
● 2017-01-01 12:23:10
● 2026-06-28 02:55:06
●A213.136.0.1882015-07-11 → 2026-06-28 · 2 obs
● 2026-06-28 02:55:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| complexa.nl | nsauth2.bit.nl, nsauth1.bit.nl, nsauth3.bitnl.eu | 4 records |
✅ Authoritative Response
Server:85.17.15.88
NS records: nsauth2.bit.nl, nsauth1.bit.nl, nsauth3.bitnl.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 723ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.136.0.188 |
| AAAA | 1 | 2001:7b8:3:32:213:136:0:188 |
| NS | 3 | nsauth3.bitnl.eu, nsauth2.bit.nl... |
| MX | 1 | mail.wido.info (pri: 100) |
| TXT | 3 | DOMAI, ID Prof BV (43962)... |
| SOA | 1 | nsauth1.bit.nl hostmaster.bit.nl |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (nsauth2.bit.nl, nsauth1.bit.nl, nsauth2.bit.nl...)
Analysis
IP Addresses
complexa.nl directs to two IP numbers, 213.136.0.188 and 2001:7b8:3:32:213:136:0:188
Two other host names, along with cadeautafel.nl, parmenides.nl and reforma.nl, also share IP numbers with complexa.nl.
Name Servers
Three name servers are authoritative for complexa.nl: nsauth3.bitnl.eu, nsauth1.bit.nl and nsauth2.bit.nl.
complexa.nl partially shares its NS delegation with several other domains, including uitgiftepunt.nl, bekentenis.be, stuurop.nl and two others.
These name servers are regularly seen alongside nsauth3.bit.org and a-p-ddi-0003.leeuwarden.nl as name servers.
nsauth3.bitnl.eu resolves to 85.17.15.88 and 2001:1af8:4700:a119:16:0:8517:1588. nsauth1.bit.nl resolves to 213.136.12.51 and 2001:7b8:3:2c::53. nsauth2.bit.nl resolves to 213.136.12.59 and 2001:7b8:3:2d::53. All three hostnames point to two IP numbers each.
Mail Servers
The sole mail server for complexa.nl is mail.wido.info.
Among the domains sharing a mail server setup with complexa.nl are nachtdienst.nl, megastart.nl, giese.nl and two others.
The host mail.wido.info resolves to 213.154.230.102 and 2001:7b8:63a:1002:213:154:230:102 — two IP addresses.