sejersecurity.dk

📜 Historical scan 2026-06-17 14:46:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sejersecurity.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.134.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by sejersecurity-dk.mail.protection.outlook.com, ms31209977.msv1.invalid. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 73ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.134.42	—	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—

📧 MX Records#

2 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	sejersecurity-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09:: 2a01:111:f403:ca09::1 2a01:111:f403:ca09::d 52.101.68.21 52.101.68.3 52.101.73.153 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am6pr04cu00306.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
100	—	ms31209977.msv1.invalid	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 198ms

TXT Record
ca3-5d835baef57847759bbb985377694e40
MS=ms31209977
v=spf1 ip4:62.116.200.28 ip4:2.110.205.179 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (sejersecurity.dk)
-all (hard fail)	v=spf1 ip4:62.116.200.28 ip4:2.110.205.179 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-10 04:28:26

www CNAME	sejersecurity.dk (all on sejersecurity.dk) → 162.159.134.42 (AS13335)
www vs bare domain	Same network sejersecurity.dk: 162.159.134.42 (AS13335) www.sejersecurity.dk: 162.159.134.42 (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-sejersecurity-dk._domainkey.sejersecuritydk.onmicrosoft.com	RSA · ~1024 bit below 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

188ms

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

🏷️ SOA#

63ms

Field	Value
Serial	2026012103
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

73ms

76ms

67ms

AAAA

63ms

TXT

198ms

CAA

61ms

HTTPS

70ms

TLSA

159ms

SOA

63ms

MTA-STS

118ms

DNSSEC

188ms

SRV

0ms

Total

1492ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 10:11:45	1157ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-09 21:33:42	877ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 00:06:13	1268ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-23 12:30:40	1724ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 13:12:11	1169ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:46:02 shown	1492ms	2 NS 1 A 2 MX	🔒 Secure