sejrkristensen.dk

📜 Historical scan 2026-07-02 22:09:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sejrkristensen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 February 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.104.84.89 is hosted by AURA Fiber A/S (AS204274) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 432ms

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 427ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.104.84.89	3600s	87.104.84.89.static.dhcp.aura-net.dk	AS204274	AURA Fiber A/S	87.104.64.0/18	🇩🇰 Denmark	Hasselager

📧 MX Records#

5 records 418ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	173.194.220.26 2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a	lk-in-f26.1e100.net le-in-f26.1e100.net le-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 496ms

TXT Record
google-site-verification=AVGqORXTvF_HeHT5QcfpPbR2Khw-Ts196ue0A5EzDKA

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-22 17:05:37

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks sejrkristensen.dk: 87.104.84.89 (AS204274) www.sejrkristensen.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

806ms

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

🏷️ SOA#

421ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-22 17:29:11

Field	Value
Registrar	ONE.COM A/S
Registered	2013-02-24
Expires	2027-02-28 (123d)

🔗 Same registrant#

3 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
kroghnielsen.dk	ONE.COM A/S
lightworks.dk	ONE.COM A/S
tanggaardnielsen.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

432ms

427ms

418ms

AAAA

425ms

TXT

496ms

CAA

426ms

HTTPS

417ms

TLSA

194ms

SOA

421ms

MTA-STS

425ms

DNSSEC

806ms

SRV

1158ms

Total

1855ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 17:05:37	819ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-23 08:59:28	1206ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-04 13:34:15	749ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-28 10:54:39	698ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-20 15:53:23	17064ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-15 11:29:33	1159ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-02 22:09:55 shown	1855ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-26 01:43:50	667ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-18 03:16:44	646ms	2 NS 1 A 5 MX	🔒 Secure