htmlhelp.nl - dns.ninja

`htmlhelp.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 (44503)`
TXT	`v=spf1 -all`
SOA	`nsauth1.bit.nl`hostmaster@bit.nl 2019-09-30 #12

`nl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.dns.nl` ⭐
	NS	`ns3.dns.nl`
	NS	`ns4.dns.nl`
	TXT	`nl zone update: 2026-08-02 11:30:01 +0000 (EPOCH 1785670201)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-08-02 #23

Same first word

htmlhelp.org

htmlhelp.com

htmlhelp.de

htmlhelp.nl

DNS History

7 records (6 active, 1 former)

●NSnsauth1.bit.nl2015-07-11 → 2026-08-02 · 2 obs

● 2015-07-11 12:27:56
● 2026-08-02 12:10:42

●NSnsauth2.bit.nl2015-07-11 → 2026-08-02 · 2 obs

● 2015-07-11 12:27:56
● 2026-08-02 12:10:42

○NSnsauth3.bit.org2015-07-11 → 2026-05-28 · 4 obs

● 2015-07-11 12:27:56
● 2026-05-28 05:01:52
○ 2026-07-08 07:47:08
○ 2026-08-02 12:10:42

●NSnsauth3.bitnl.eu2026-07-08 → 2026-08-02 · 3 obs

○ 2026-05-28 05:01:52
● 2026-07-08 07:47:08
● 2026-08-02 12:10:42

●MXmail.wido.info2026-02-22 → 2026-08-02 · 2 obs

● 2026-02-22 06:51:54
● 2026-08-02 12:10:42

●A2001:7b8:3:32:213:136:0:1882017-02-10 → 2026-08-02 · 3 obs

○ 2015-07-11 12:27:56
● 2017-02-10 05:24:54
● 2026-08-02 12:10:42

●A213.136.0.1882015-07-11 → 2026-08-02 · 2 obs

● 2015-07-11 12:27:56
● 2026-08-02 12:10:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
htmlhelp.nl	nsauth1.bit.nl, nsauth2.bit.nl, nsauth3.bitnl.eu	4 records

✅ Authoritative Response

Server:85.17.15.88

NS records: nsauth1.bit.nl, nsauth2.bit.nl, nsauth3.bitnl.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 859ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.136.0.188`
AAAA	1	`2001:7b8:3:32:213:136:0:188`
NS	3	`nsauth2.bit.nl, nsauth1.bit.nl...`
MX	1	`mail.wido.info (pri: 100)`
TXT	3	`v=spf1 -all, DOMAI...`
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

htmlhelp.nl directs to two IP numbers, 213.136.0.188 and 2001:7b8:3:32:213:136:0:188

Additional host names — bubu.nl, medicament.nl, peva.nl and two others — share IP numbers with htmlhelp.nl.

Name Servers

DNS for htmlhelp.nl is handled by three authoritative name servers: nsauth3.bitnl.eu, nsauth1.bit.nl and nsauth2.bit.nl.

htmlhelp.nl partially shares its NS delegation with several other domains, including geha.net, crackz.nl, cassette.nl and two others.

These name servers often co-occur with the name servers nsauth3.bit.org.

Three hostnames — nsauth3.bitnl.eu, nsauth1.bit.nl and nsauth2.bit.nl — each have two IP addresses: nsauth3.bitnl.eu has 85.17.15.88 and 2001:1af8:4700:a119:16:0:8517:1588, nsauth1.bit.nl has 213.136.12.51 and 2001:7b8:3:2c::53, and nsauth2.bit.nl has 213.136.12.59 and 2001:7b8:3:2d::53.

Mail Servers

htmlhelp.nl has one mail server: mail.wido.info.

htmlhelp.nl shares the same mail server setup as other domains, including marketingconcept.nl, pluimveehouders.nl, zoon.be 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.