bull-docs.nl - robtex.com
bull-docs.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-27 17:30:02 +0000 (EPOCH 1774632602) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-27 #35 | ||||||
Same first word
bull-docs.nl |
DNS History
11 records (6 active, 5 former)
●NSns1.cobytes.io2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 00:49:04
● 2026-03-27 18:18:02
○NSns1.mijndnsserver.nl2015-06-29 → 2016-03-03 · 4 obs
● 2016-03-03 16:46:46
○ 2016-07-12 21:23:56
○ 2026-03-27 18:18:02
●NSns2.cobytes.com2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 00:49:04
● 2026-03-27 18:18:02
○NSns2.mijndnsserver.nl2015-06-29 → 2016-03-03 · 4 obs
● 2016-03-03 16:46:46
○ 2016-07-12 21:23:56
○ 2026-03-27 18:18:02
●NSns3.cobytes.eu2026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 00:49:04
● 2026-03-27 18:18:02
○NSns3.mijndnsserver.eu2015-06-29 → 2016-03-03 · 4 obs
● 2016-03-03 16:46:46
○ 2016-07-12 21:23:56
○ 2026-03-27 18:18:02
○NSns4.mijndnsserver.net2015-06-29 → 2016-03-03 · 4 obs
● 2016-03-03 16:46:46
○ 2016-07-12 21:23:56
○ 2026-03-27 18:18:02
●MXmail.bull-docs.nl2015-06-29 → 2026-03-27 · 6 obs
● 2016-03-03 16:46:46
○ 2016-07-12 21:23:56
○ 2017-04-03 12:10:12
● 2026-03-21 00:49:04
● 2026-03-27 18:18:02
●A185.71.60.12026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 00:49:04
● 2026-03-27 18:18:02
●A2a03:38a0:60:1::12026-03-21 → 2026-03-27 · 3 obs
● 2026-03-21 00:49:04
● 2026-03-27 18:18:02
○A87.253.144.1702015-06-29 → 2016-03-03 · 4 obs
● 2016-03-03 16:46:46
○ 2016-07-12 21:23:56
○ 2026-03-27 18:18:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns4.dns.nl, ns3.dns.nl, ns1.dns.nl | - |
| bull-docs.nl | ns1.cobytes.io, ns2.cobytes.com, ns3.cobytes.eu | - |
✅ Authoritative Response
Server:185.71.62.53
NS records: ns1.cobytes.io, ns2.cobytes.com, ns3.cobytes.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 976ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.71.60.1 |
| AAAA | 1 | 2a03:38a0:60:1::1 |
| NS | 3 | ns1.cobytes.io, ns2.cobytes.com... |
| MX | 1 | mail.bull-docs.nl (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.cobytes.email ~ |
| SOA | 1 | ns1.cobytes.io hostmaster.bull-docs.nl |
Analysis
IP Addresses
Two IP numbers are pointed to by bull-docs.nl: 2a03:38a0:60:1::1 and 185.71.60.1.
other host names include mail.smyrna-tafelkleden.nl, bussum.nl, shared05.cobytes.io, mail.willemsetextiel.nl and real-id.nl; they share IP numbers with bull-docs.nl.
Name Servers
bull-docs.nl is delegated to three name servers ns2.cobytes.com, ns3.cobytes.eu and ns1.cobytes.io.
bull-docs.nl at least partially shares name servers with other domains, for instance cinfield.nl, ratiodns.nl, xxlgift.com, iva.nl and gamecloud.nl.
These name servers are commonly used with dns1.ratiodns.nl, dns2.ratiodns.nl, ns01.solohosting.nl, ns02.solohosting.nl and ns03.solohosting.eu.
Host names with two IP numbers: The host name ns2.cobytes.com points to 2a01:4f8:c012:7d6b::1 and 5.75.236.16; The host name ns3.cobytes.eu points to 2a0f:8cc0:0:32:53::1 and 193.111.32.53.
Host names with one IP number: The host name ns1.cobytes.io points to 2a03:38a0:62:53::1.
Mail Servers
bull-docs.nl is handled by a single mail server, mail.bull-docs.nl.
mail.bull-docs.nl resolves to two IPs: 2a03:38a0:60:1::1 and 185.71.60.1.