mathiasjorgensen.dk

📜 Historical scan 2026-09-25 14:36:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mathiasjorgensen.dk is a .dk domain served by 2 nameservers (ns1.krystal.uk, ns2.krystal.uk). It was registered on 13 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mx1.krystal.uk, mx2.krystal.uk. The zone is not DNSSEC-signed, 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   145ms
NameserverIP addressesPTRASN / ISP
ns1.krystal.uk 77.72.0.11 ns1.krystal.uk AS12488 Krystal Hosting Ltd
ns2.krystal.uk 139.162.230.184 ns2.krystal.uk AS63949 Akamai Connected Cloud

🌍 A Records#

1 records   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
76.76.21.21 14400s — AS16509 Amazon.com, Inc. 76.76.21.0/24 🇺🇸 United States Walnut

📧 MX Records#

2 records   80ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.krystal.uk 185.53.56.44
185.53.56.46		 mx1.strikemail.co.uk
mx1.strikemail.co.uk		 AS12488 Krystal Hosting Ltd
AS12488 Krystal Hosting Ltd
20 3600s mx2.krystal.uk 185.53.56.45
185.53.56.47		 mx2.strikemail.co.uk
mx2.strikemail.co.uk		 AS12488 Krystal Hosting Ltd
AS12488 Krystal Hosting Ltd

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   482ms
TXT Record
google-site-verification=gbXmxqb2T-6TaAOxSKi2PJHNXPhA3Zoq1oJla-oXWaQ
v=spf1 ip4:185.194.90.5 include:relay.k.io a mx ip4:77.72.0.170 ~all

✉️ SPF#

PolicyRecord (mathiasjorgensen.dk)
~all (soft fail) v=spf1 ip4:185.194.90.5 include:relay.k.io a mx ip4:77.72.0.170 ~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 2026-10-19 11:29:05
www CNAMEmathiasjorgensen.dk (all on mathiasjorgensen.dk)
www vs bare domainSame network
mathiasjorgensen.dk: 76.76.21.21 (AS16509)
www.mathiasjorgensen.dk: 76.76.21.21 (AS16509)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.mathiasjorgensen.dk kffIAVqbluQgaM5R460eaSAASmEa491xv2MS_1qKE9s

🔗 TLSA / DANE#

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

🔐 DNSSEC#

230ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026092503
Primary NS (MNAME)ns1.krystal.uk
Responsible (RNAME)admin@k-validator-gohan-lon.krystal.uk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-19 11:49:20
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-06-13
Expires2027-06-30 (253d)

🔗 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#

NS
145ms
A
63ms
MX
80ms
AAAA
86ms
TXT
482ms
CAA
138ms
HTTPS
71ms
TLSA
317ms
SOA
0ms
MTA-STS
113ms
DNSSEC
230ms
SRV
248ms
Total
1928ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 11:29:05 1311ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-18 11:18:42 1036ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-17 11:15:50 2759ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-16 10:34:17 1384ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-15 10:04:13 2032ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-14 09:10:13 1308ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-13 08:04:21 1547ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-12 07:25:54 1933ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-11 06:17:44 1743ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-10 05:16:34 1935ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-08 21:51:47 3696ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-07 21:22:42 2223ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-06 21:16:40 1138ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-05 20:52:45 3071ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-04 19:59:01 2620ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-03 19:56:43 2421ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-02 19:55:30 2775ms 2 NS 1 A 2 MX 🔓 Insecure
2026-10-01 19:53:33 2332ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-30 19:36:49 2009ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-29 19:24:07 1452ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-28 19:11:56 2142ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-27 18:53:24 1409ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-26 18:48:31 10409ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-26 14:43:34 1222ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-25 14:36:13 shown 1928ms 2 NS 1 A 2 MX 🔓 Insecure
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