computerdoc.nl - dns.ninja

`computerdoc.nl`

DNSSEC	🔒 Signed (DS record present)
A	37.75.153.66^{🇳🇱 LEASEWEB-NL-AMS-0137.75.152.0/21 LEASEWEB}
NS	`ns1.computerdoc.nl` ⭐
		A	2a01:4f8:c0c:f516::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`mail.computerdoc.nl`
		A	188.245.213.139^{🇩🇪 Hetzner188.245.0.0/16 HETZNER-DC}
			PTR	`mail.computerdoc.nl`
NS	`ns2.computerdoc.nl`
		A	2a01:4f9:c012:5937::1^{🇩🇪 Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK}
		A	65.109.161.79^{🇫🇮 Hetzner65.109.0.0/16 HETZNER-DC}
			PTR	`ns2.computerdoc.nl`
MX	`mx.spamexperts.com` ⭐
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
MX	`fallbackmx.spamexperts.eu`⁽²⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:550:2:78::ca:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
		A	38.101.250.150^{🇺🇸 AS1663338.101.250.0/24}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
MX	`lastmx.spamexperts.net`⁽³⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:978:2:7::162:100^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
		A	149.13.75.27^{🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
TXT	`google-site-verification=GDINS8jUtWCGv5IhRiGKuzuRTengpoQVF0O1YsQYOeU`
TXT	`google-site-verification=KEnsIsnx2gPDBvJbH5_2_qjUgeXwT468vBpanMxHe6Y`
TXT	`MS=ms41314711`
TXT	`v=spf1 a mx ip4:37.75.153.66 ip4:188.245.213.139 include:spf.antispamcloud.co...`
SOA	`ns1.computerdoc.nl`hostmaster@computerdoc.nl 2026-06-01 #1

`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 10:00:01 +0000 (EPOCH 1782640801)`
	SOA	`ns1.dns.nl`dns@sidn.nl 2026-06-28 #20

WOT: SAFE (60/100)
📈 Tranco rank: #469,619

Subdomains

mail.computerdoc.nl

directadmin.computerdoc.nl

ns1.computerdoc.nl

ns3.computerdoc.nl

ns4.computerdoc.nl

ns2.computerdoc.nl

ipv6.computerdoc.nl

Same first word

computerdoc.at

computerdoc.com.au

computerdoc.be

computerdoc.co

computerdoc.ca

computerdoc.it

computerdoc.de

computerdoc.net

computerdoc.nl

computerdoc.com

computerdoc.ru

computerdoc.mobi

computerdoc.co.nz

computerdoc.co.za

Similar names

doccomputer.de

doccomputer.com

tmproduceco.com

mecoproduct.com

compudocter.be

DNS History

10 records (6 active, 4 former)

●NSns1.computerdoc.nl2015-07-04 → 2026-06-28 · 2 obs

● 2015-07-04 21:12:58
● 2026-06-28 10:59:48

●NSns2.computerdoc.nl2015-07-04 → 2026-06-28 · 2 obs

● 2015-07-04 21:12:58
● 2026-06-28 10:59:48

●MXfallbackmx.spamexperts.eu2015-07-04 → 2026-06-28 · 2 obs

● 2015-07-04 21:12:58
● 2026-06-28 10:59:48

○MXipv6.computerdoc.nl2018-11-14 → 2018-11-14 · 4 obs

○ 2015-07-04 21:12:58
● 2018-11-14 02:57:38
○ 2026-02-16 17:25:56
○ 2026-06-28 10:59:48

●MXlastmx.spamexperts.net2015-07-04 → 2026-06-28 · 2 obs

● 2015-07-04 21:12:58
● 2026-06-28 10:59:48

●MXmx.spamexperts.com2015-07-04 → 2026-06-28 · 2 obs

● 2015-07-04 21:12:58
● 2026-06-28 10:59:48

○A149.210.183.642015-11-09 → 2018-11-14 · 5 obs

○ 2015-07-04 21:12:58
● 2015-11-09 07:03:34
● 2018-11-14 02:57:38
○ 2026-02-16 17:25:56
○ 2026-06-28 10:59:48

○A2a01:7c8:aaaf:18f:5054:ff:fe7d:a0a22018-11-14 → 2018-11-14 · 4 obs

○ 2015-11-09 07:03:34
● 2018-11-14 02:57:38
○ 2026-02-16 17:25:56
○ 2026-06-28 10:59:48

●A37.75.153.662026-02-16 → 2026-06-28 · 3 obs

○ 2018-11-14 02:57:38
● 2026-02-16 17:25:56
● 2026-06-28 10:59:48

○A62.212.69.1792015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 21:12:58
○ 2015-11-09 07:03:34
○ 2026-06-28 10:59:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns3.dns.nl, ns4.dns.nl	-
computerdoc.nl	ns1.computerdoc.nl, ns2.computerdoc.nl	4 records

✅ Authoritative Response

Server:65.109.161.79

NS records: ns1.computerdoc.nl, ns2.computerdoc.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 429ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.75.153.66`
NS	2	`ns2.computerdoc.nl, ns1.computerdoc.nl`
MX	3	`fallbackmx.spamexperts.eu (pri: 20), mx.spamexperts.com (pri: 10)...`
TXT	4	`v=spf1 a mx ip4:37.75.153.66 ip4:188.245, google-site-verification=GDINS8jUtWCGv5I...`
SOA	1	`ns1.computerdoc.nl hostmaster.computerdo`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.computerdoc.nl, ns2.computerdoc.nl, ns1.computerdoc.nl...)

Analysis

Hierarchy

computerdoc.nl serves as parent to mail.computerdoc.nl, directadmin.computerdoc.nl, ns1.computerdoc.nl, ns3.computerdoc.nl, ns4.computerdoc.nl along with a few other host names.

IP Addresses

computerdoc.nl resolves to just one IP address, 37.75.153.66.

computerhulpamsterdam.nl is an example of another host name that shares IP numbers with computerdoc.nl.

Name Servers

computerdoc.nl has two authoritative name servers — ns1.computerdoc.nl and ns2.computerdoc.nl.

computerdoc.nl shares its NS records with other domains, for example cdoc.nl, h-i-p.nl, jfpe.nl and two others.

computerdoc.nl has at least partial name server overlap with other domains, such as patereusebiuskempstichting.org, ambientaliving.com, patereusebiuskempstichting.nl and two others.

It is common to see these name servers used together with name servers ns1.dadmin.computerdoc.nl and ns2.dadmin.computerdoc.nl.

Both ns1.computerdoc.nl and ns2.computerdoc.nl have two IP addresses each. ns1.computerdoc.nl resolves to 188.245.213.139 and 2a01:4f8:c0c:f516::1; ns2.computerdoc.nl resolves to 65.109.161.79 and 2a01:4f9:c012:5937::1.

Mail Servers

computerdoc.nl has three mail servers: mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

There is at least a partial MX overlap between computerdoc.nl and other domains, including hagensborg.com, wheelers.net, fujitel.co.th and two others.

DNS names with 8 IP addresses:

lastmx.spamexperts.net points to 38.71.16.244, 38.89.254.156, 149.13.75.27 and 5 other IP addresses.

DNS names with 6 IP addresses:

fallbackmx.spamexperts.eu points to 38.71.16.244, 38.89.254.156, 38.101.250.150 and 3 other IP addresses.

Host names that have two IP addresses:

mx.spamexperts.com resolves to 38.71.16.244 and 2001:550:2:61::2fc:100.

The host names lastmx.spamexperts.net and fallbackmx.spamexperts.eu both resolve to 2001:550:2:3::62:100 IP addresses.

Each of lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com resolves to 2001:550:2:61::2fc:100.

Each of lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com resolves to 38.71.16.244.

The host names lastmx.spamexperts.net and fallbackmx.spamexperts.eu both resolve to 38.89.254.156 IP addresses.