jesperjensen.dk

Records from scan: 2026-10-23 00:14:09 · 2357ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jesperjensen.dk is a .dk domain served by 2 nameservers (delilah.ns.cloudflare.com, emerson.ns.cloudflare.com). It was registered on 17 May 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by jesperjensen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 151ms

Nameserver	IP addresses	PTR	ASN / ISP
delilah.ns.cloudflare.com	108.162.194.99 162.159.38.99 172.64.34.99 2606:4700:50::a29f:2663 2803:f800:50::6ca2:c263 2a06:98c1:50::ac40:2263	delilah.ns.cloudflare.com delilah.ns.cloudflare.com delilah.ns.cloudflare.com delilah.ns.cloudflare.com delilah.ns.cloudflare.com delilah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
emerson.ns.cloudflare.com	108.162.195.96 162.159.44.96 172.64.35.96 2606:4700:58::a29f:2c60 2803:f800:50::6ca2:c360 2a06:98c1:50::ac40:2360	emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com emerson.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 101ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	jesperjensen-dk.mail.protection.outlook.com	2a01:111:f403:ca09::26 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::a 52.101.103.36 52.101.103.39 52.101.209.28 52.101.73.123	mail-am8pr83cu00106.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 52.97.212.248

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 383ms

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

📝 TXT Records#

2 records 295ms

TXT Record
MS=ms11890642
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (jesperjensen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.jesperjensen.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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#

checked 2026-10-23 00:14:09

www	104.21.75.50 172.67.213.198 2606:4700:3035::6815:4b32 2606:4700:3036::ac43:d5c6 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves jesperjensen.dk: no address www.jesperjensen.dk: 104.21.75.50 172.67.213.198 2606:4700:3035::6815:4b32 2606:4700:3036::ac43:d5c6 (AS13335) (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

8 found

Selector	CNAME	Key
default	—	Revoked (empty key)
dkim	—	Revoked (empty key)
k1	—	Revoked (empty key)
mail	—	Revoked (empty key)
s1	—	Revoked (empty key)
s2	—	Revoked (empty key)
selector1	—	Revoked (empty key)
selector2	—	Revoked (empty key)

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

275ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

25ms

Field	Value
Serial	2415893747
Primary NS (MNAME)	delilah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 20:37:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-05-17
Expires	2027-05-31 (220d)

🔗 Same registrant#

4 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
jaeger-jensen.dk	Punktum dk A/S (direct)
jaegerj.dk	Punktum dk A/S (direct)
jesperlj.dk	Punktum dk A/S (direct)
stoorm.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

151ms

117ms

101ms

AAAA

106ms

TXT

295ms

CAA

126ms

HTTPS

95ms

TLSA

504ms

SOA

25ms

MTA-STS

307ms

DNSSEC

275ms

SRV

383ms

Total

2357ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 00:14:09 shown	2357ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-20 15:21:03	2426ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-18 11:30:07	2667ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-26 13:27:21	1199ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-21 03:21:37	924ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-08 06:42:00	1814ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-20 09:18:52	11916ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-19 04:45:09	6095ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-10 03:49:51	2436ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-24 08:44:17	2454ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-18 00:31:12	2217ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-29 23:50:43	1725ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-27 19:44:43	957ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-25 03:44:14	1490ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-24 01:03:19	907ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 01:33:00	1280ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 04:57:42	1837ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-18 05:55:41	2901ms	2 NS 0 A 1 MX	🔒 Secure