sektorcert.dk

📜 Historical scan 2026-08-23 23:23:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sektorcert.dk is a .dk domain served by 2 nameservers (bayan.ns.cloudflare.com, oaklyn.ns.cloudflare.com). It was registered on 3 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.0.65 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by sektorcert-dk.mail.protection.outlook.com. 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 40ms

Nameserver	IP addresses	PTR	ASN / ISP
bayan.ns.cloudflare.com	108.162.193.72 172.64.33.72 173.245.59.72 2606:4700:58::adf5:3b48 2803:f800:50::6ca2:c148 2a06:98c1:50::ac40:2148	bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
oaklyn.ns.cloudflare.com	108.162.194.90 162.159.38.90 172.64.34.90 2606:4700:50::a29f:265a 2803:f800:50::6ca2:c25a 2a06:98c1:50::ac40:225a	oaklyn.ns.cloudflare.com oaklyn.ns.cloudflare.com oaklyn.ns.cloudflare.com oaklyn.ns.cloudflare.com oaklyn.ns.cloudflare.com oaklyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

3 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.0.65	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.1.65	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.72.116	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	sektorcert-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::2 2a01:111:f403:ca09::4 2a01:111:f403:ca09::d 52.101.103.140 52.101.68.32 52.101.73.19 52.101.73.8	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

3 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:141	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:41	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:4874	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 62ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.26.0.65,104.26.1.65,172.67.72.116 ipv6hint=2606:4700:20::681a:41,2606:4700:20::681a:141,2606:4700:20::ac43:4874

📝 TXT Records#

9 records 206ms

TXT Record
_aglr9cgnkv4sbpaz9n543o2ta9udi3j
anthropic-domain-verification-rne7as=czuYM02JeSOZirrmVdCEeFrZT
apple-domain-verification=pANk4d6unq0IL13zxtH7m1e537zlHTH8-1B1odcN9s0
atlassian-domain-verification=4nr1l7FmrpPqVynfSPPL39AskfsR1mn4nIgx7P/COCU/Q3JOSAKxayUk/uRKM4hy
google-site-verification=7khCj8YdJZJEDDYCfJ_FHhi12QmDLmX8UQZNm_EinwI
have-i-been-pwned-verification=dweb_ixvbww61yvd9esn1hwwfqpfs
MS=ms79316959
qs3csrtptpkbcp9qhq7dnmrd5f7nv1jj
v=spf1 ip4:54.77.39.95 ip4:128.76.137.75 ip4:79.125.100.1 ip4:95.166.134.40/29 ip4:176.20.0.92/30 ip4:176.22.65.182/30 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sektorcert.dk)
-all (hard fail)	v=spf1 ip4:54.77.39.95 ip4:128.76.137.75 ip4:79.125.100.1 ip4:95.166.134.40/29 ip4:176.20.0.92/30 ip4:176.22.65.182/30 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.sektorcert.dk)
p=reject	v=DMARC1; p=reject; pct=100

📬 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 2026-10-14 14:18:43

www	104.26.0.65 104.26.1.65 172.67.72.116 2606:4700:20::681a:141 2606:4700:20::681a:41 2606:4700:20::ac43:4874 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sektorcert.dk: 104.26.0.65 104.26.1.65 172.67.72.116 2606:4700:20::681a:141 (AS13335) www.sektorcert.dk: 104.26.0.65 104.26.1.65 172.67.72.116 2606:4700:20::681a:141 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY
BIMI	v=BIMI1;l=https://vmc.digicert.com/b24214fc-e0dd-4256-98df-ad0db4016b12.svg;a=https://vmc.digicert.com/b24214fc-e0dd-4256-98df-ad0db4016b12.pem

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-sektorcert-dk._domainkey.energicert.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.sektorcert.dk	Oi1ybCYqidS-Ohb5JhebQN_0FS1fA2VR3O-UdmVEMSk
TXT	_acme-challenge.sektorcert.dk	pJFfKBdIfwEJTNhVH5cbkxpyC0TwUf80Ro3ewe0Ost8

🔗 TLSA / DANE#

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

🔐 DNSSEC#

81ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412978343
Primary NS (MNAME)	bayan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 12:44:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-08-03
Expires	2033-08-31 (2509d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
hvadertrusselsniveauet.dk	ONE.COM A/S
trusselsniveau.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

40ms

54ms

43ms

AAAA

46ms

TXT

206ms

CAA

64ms

HTTPS

62ms

TLSA

930ms

SOA

0ms

MTA-STS

63ms

DNSSEC

81ms

SRV

85ms

Total

2346ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 14:18:43	4446ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-13 12:23:17	2657ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-12 10:46:25	2496ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-11 09:06:03	1152ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-09 07:51:42	1488ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-06 04:15:58	1254ms	2 NS 3 A 1 MX	🔒 Secure
2026-10-01 03:53:41	1344ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-30 10:01:37	846ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-25 20:24:11	1591ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-24 20:01:29	1404ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-21 06:42:08	1660ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-14 12:58:59	3319ms	2 NS 3 A 1 MX	🔒 Secure
2026-09-07 10:04:29	2203ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-29 04:05:56	2078ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-26 21:11:31	889ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-24 23:33:29	17773ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-23 23:23:26 shown	2346ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-12 08:55:38	7413ms	2 NS 3 A 1 MX	🔒 Secure
2026-08-07 10:36:47	2075ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-27 22:21:07	11225ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-26 21:55:05	1493ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-08 16:10:22	1709ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-07 01:00:03	11761ms	2 NS 3 A 1 MX	🔒 Secure
2026-07-03 12:13:21	7589ms	2 NS 3 A 1 MX	🔒 Secure
2026-06-30 08:59:50	2017ms	2 NS 3 A 1 MX	🔒 Secure