computernoerden.dk

📜 Historical scan 2026-10-06 22:56:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

computernoerden.dk is a .dk domain served by 2 nameservers (celine.ns.cloudflare.com, graham.ns.cloudflare.com). It was registered on 21 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.80 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by computernoerden-dk.g-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 121ms

Nameserver	IP addresses	PTR	ASN / ISP
celine.ns.cloudflare.com	108.162.194.98 162.159.38.98 172.64.34.98 2606:4700:50::a29f:2662 2803:f800:50::6ca2:c262 2a06:98c1:50::ac40:2262	celine.ns.cloudflare.com celine.ns.cloudflare.com celine.ns.cloudflare.com celine.ns.cloudflare.com celine.ns.cloudflare.com celine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
graham.ns.cloudflare.com	108.162.193.171 172.64.33.171 173.245.59.171 2606:4700:58::adf5:3bab 2803:f800:50::6ca2:c1ab 2a06:98c1:50::ac40:21ab	graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 111ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.66.80	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.157.132	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 133ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	computernoerden-dk.g-v1.mx.microsoft	2a01:111:f403:c967::c 2a01:111:f403:ca04::4 2a01:111:f403:ca04::b 2a01:111:f403:ca3c::8 52.101.73.120 52.101.73.123 52.101.91.156 52.101.91.159	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136
🔶 Autoconfig	104.21.66.80

🔷 AAAA Records (IPv6)#

2 records 139ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:9d84	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:4250	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 96ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.66.80,172.67.157.132 ech=AEX+DQBBIAAgACAiIAgvFMY2SOgKMI5rVCyrMuhj9tkd90sLRQkq8OGRUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9d84,2606:4700:3037::6815:4250

🔌 SRV Records#

1 records 261ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 430ms

TXT Record
google-site-verification=64bNJyel8I3z3GDkyFW5xbln_YMTr-S52Ocgu7s1ImI
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (computernoerden.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.computernoerden.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:subscriber+rua6964ad99e1666f9981c2d2c6d63330c058e3@dmarcviewer.com

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 23:06:55

www	104.21.66.80 172.67.157.132 2606:4700:3031::ac43:9d84 2606:4700:3037::6815:4250 (AS13335) (address records, no CNAME)
www vs bare domain	Same network computernoerden.dk: 104.21.66.80 172.67.157.132 2606:4700:3031::ac43:9d84 2606:4700:3037::6815:4250 (AS13335) www.computernoerden.dk: 104.21.66.80 172.67.157.132 2606:4700:3031::ac43:9d84 2606:4700:3037::6815:4250 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

292ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

123ms

Field	Value
Serial	2416768767
Primary NS (MNAME)	celine.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 23:10:03

Field	Value
Registrar	1API GmbH
Registered	2018-01-21
Expires	2027-01-31 (106d)

📋 WHOIS#

⏱️ Lookup Timing#

121ms

111ms

133ms

AAAA

139ms

TXT

430ms

CAA

108ms

HTTPS

96ms

TLSA

418ms

SOA

123ms

MTA-STS

225ms

DNSSEC

292ms

SRV

261ms

Total

3381ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 23:06:55	852ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-06 22:56:17 shown	3381ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-13 10:06:45	1045ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-06 14:44:20	2127ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-21 05:49:44	16940ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-20 01:05:53	10573ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-19 00:17:24	7763ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-13 10:53:20	5368ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-09 16:08:54	4998ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-31 08:06:43	1338ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-27 06:06:32	4114ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-22 23:15:24	1507ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-19 03:18:43	9343ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-03 19:30:18	2517ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 18:57:33	1463ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 20:18:16	1090ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 23:45:20	65535ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 22:10:55	509ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 22:10:55	2942ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 22:01:34	643ms	2 NS 2 A 1 MX	🔒 Secure