mathiasjorgensen.dk

📜 Historical scan 2026-10-07 21:22:42  ·  ← 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   67ms
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   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
76.76.21.21 14400s — AS16509 Amazon.com, Inc. 76.76.21.0/24 🇺🇸 United States Walnut

📧 MX Records#

2 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 3153s 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 3153s 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   583ms
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 2026-10-18 11:18:42
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#

159ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

156ms
FieldValue
Serial2026100706
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 2026-10-12 07:45:26
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-06-13
Expires2027-06-30 (254d)

🔗 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
67ms
A
55ms
MX
52ms
AAAA
128ms
TXT
583ms
CAA
56ms
HTTPS
61ms
TLSA
296ms
SOA
156ms
MTA-STS
99ms
DNSSEC
159ms
SRV
181ms
Total
2223ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 shown 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 1928ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-24 14:29:50 1590ms 2 NS 1 A 2 MX 🔓 Insecure
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