seos.dk

📜 Historical scan 2026-08-17 23:44:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seos.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.135 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.emailsecurity.email, mx2.emailsecurity.email. 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 270ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 240ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.135	3600s	webcluster8.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 240ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.emailsecurity.email	168.119.19.199	mx1.emailsecurity.email	AS24940 Hetzner Online GmbH
20	3600s	mx2.emailsecurity.email	168.119.19.200	mx2.emailsecurity.email	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 233ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:3c:bc0e:77ea:6c8b	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 348ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	20	50	443	autodiscover.myactiveserver.com

📝 TXT Records#

1 records 627ms

TXT Record
v=spf1 a mx -all

✉️ SPF#

Policy	Record (seos.dk)
-all (hard fail)	v=spf1 a mx -all

📨 DMARC#

Policy	Record (_dmarc.seos.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 2026-10-10 21:08:34

www	77.111.240.135 2a02:2350:5:102:3c:bc0e:77ea:6c8b (AS51468) (address records, no CNAME)
www vs bare domain	Same network seos.dk: 77.111.240.135 2a02:2350:5:102:3c:bc0e:77ea:6c8b (AS51468) www.seos.dk: 77.111.240.135 2a02:2350:5:102:3c:bc0e:77ea:6c8b (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

515ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

270ms

240ms

AAAA

233ms

TXT

627ms

CAA

238ms

HTTPS

329ms

TLSA

419ms

SOA

0ms

MTA-STS

358ms

DNSSEC

515ms

SRV

348ms

Total

4358ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-18 11:13:07	1669ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-22 01:20:44	1294ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-17 23:44:42 shown	4358ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-18 17:16:59	1169ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 11:00:17	5913ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 11:54:32	6600ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-18 01:01:36	3242ms	2 NS 1 A 2 MX	🔒 Secure