simonjacobsen.dk

📜 Historical scan 2026-08-08 15:24:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

simonjacobsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.254.190.123 is hosted by Oracle Corporation (AS31898) in United States. Mail is handled by mail.simonjacobsen.dk. 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 55ms

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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.254.190.123	43200s	192-254-190-123.unifiedlayer.com	AS31898	Oracle Corporation	192.254.184.0/21	🇺🇸 United States	Phoenix

📧 MX Records#

1 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.simonjacobsen.dk	192.254.190.123	192-254-190-123.unifiedlayer.com	AS31898 Oracle Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	192.254.190.123
🔶 Autoconfig	192.254.190.123

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-09 09:29:18

www	192.254.190.123 (AS31898) (address records, no CNAME)
www vs bare domain	Same network simonjacobsen.dk: 192.254.190.123 (AS31898) www.simonjacobsen.dk: 192.254.190.123 (AS31898)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

155ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026080801
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 2026-10-16 07:25:34

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-06-07
Expires	2027-06-30 (250d)

🔗 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
naeskrogen.dk	Punktum dk A/S (direct)
tetzschnerjacobsen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

52ms

75ms

AAAA

57ms

TXT

208ms

CAA

52ms

HTTPS

57ms

TLSA

212ms

SOA

0ms

MTA-STS

140ms

DNSSEC

155ms

SRV

118ms

Total

803ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:29:18	2271ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 03:25:51	786ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 15:10:59	756ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 15:24:59 shown	803ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 19:15:48	812ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 15:45:19	866ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 20:59:01	760ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:57:28	1309ms	2 NS 1 A 1 MX	🔒 Secure