gsejendom.dk

📜 Historical scan 2026-08-20 23:40:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gsejendom.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.157 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by gsejendom-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 290ms

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 316ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.157	3600s	webcluster30.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 278ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	gsejendom-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 52.101.68.15 52.101.68.16 52.101.68.3 52.101.68.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du0pr03cu00100.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)#

1 records 335ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:e9:59aa:e1ec:e323	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

📝 TXT Records#

2 records 754ms

TXT Record
MS=ms39155367
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gsejendom.dk)
-all (hard fail)	v=spf1 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 2026-10-09 05:11:21

www	77.111.240.157 2a02:2350:5:102:e9:59aa:e1ec:e323 (AS51468) (address records, no CNAME)
www vs bare domain	Same network gsejendom.dk: 77.111.240.157 2a02:2350:5:102:e9:59aa:e1ec:e323 (AS51468) www.gsejendom.dk: 77.111.240.157 2a02:2350:5:102:e9:59aa:e1ec:e323 (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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

512ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082001
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 2026-10-18 06:07:05

Field	Value
Registrar	ONE.COM A/S
Registered	2023-03-15
Expires	2027-03-14 (146d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

290ms

316ms

278ms

AAAA

335ms

TXT

754ms

CAA

320ms

HTTPS

340ms

TLSA

589ms

SOA

0ms

MTA-STS

423ms

DNSSEC

512ms

SRV

335ms

Total

7444ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 18:41:34	1815ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 17:56:07	1365ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 21:24:00	912ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 10:13:26	1368ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 23:40:23 shown	7444ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-30 21:43:23	1213ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 18:57:08	2594ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 20:10:06	878ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 11:40:37	918ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 07:56:34	1986ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 22:29:28	1306ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:44:44	1061ms	2 NS 1 A 1 MX	🔒 Secure