ingolfjakobsen.dk

📜 Historical scan 2026-06-19 13:41:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ingolfjakobsen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 22 February 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.163.43 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by scanner01.resennet.dk, scanner02.resennet.dk and 2 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 139ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 134ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.250.163.43	3600s	php74serv4.webhosting.dk	AS3342	Cibicom A/S	157.250.160.0/20	🇩🇰 Denmark	—

📧 MX Records#

4 records 131ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	scanner01.resennet.dk	193.32.65.29	scanner01.resennet.dk	AS3292 TDC Holding A/S
20	3600s	scanner02.resennet.dk	193.32.65.29	scanner01.resennet.dk	AS3292 TDC Holding A/S
30	3600s	scanner03.resennet.dk	193.32.65.29	scanner01.resennet.dk	AS3292 TDC Holding A/S
50	3600s	ingolfjakobsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 52.101.68.12 52.101.68.5 52.101.73.15 52.101.73.153	mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 156ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 245ms

TXT Record
v=spf1 include:_spf.resennet.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (ingolfjakobsen.dk)
-all (hard fail)	v=spf1 include:_spf.resennet.dk 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 2026-10-11 22:46:27

www	157.250.163.43 (AS3342) (address records, no CNAME)
www vs bare domain	Same network ingolfjakobsen.dk: 157.250.163.43 (AS3342) www.ingolfjakobsen.dk: 157.250.163.43 (AS3342)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

225ms

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

🏷️ SOA#

144ms

Field	Value
Serial	2025090101
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-13 13:26:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-02-22
Expires	2027-02-28 (124d)

🔗 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#

139ms

134ms

131ms

AAAA

142ms

TXT

245ms

CAA

142ms

HTTPS

126ms

TLSA

613ms

SOA

144ms

MTA-STS

80ms

DNSSEC

225ms

SRV

156ms

Total

1443ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 09:25:52	957ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-28 06:14:59	1211ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-19 13:41:40 shown	1443ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 11:55:22	1199ms	2 NS 1 A 4 MX	🔒 Secure