mrjet.dk

📜 Historical scan 2026-09-25 12:43:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mrjet.dk is a .dk domain served by 7 nameservers (dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net and 4 more). It was registered on 23 July 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 2.16.241.221 is hosted by Akamai International B.V. (AS20940) in Germany. Mail is handled by mxa.expediagroup.com, mxb.expediagroup.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

7 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.p09.nsone.net	198.51.44.9 2620:4d:4000:6259:7:9:0:1	dns1.p09.nsone.net dns1.p09.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns2.p09.nsone.net	198.51.45.9 2a00:edc0:6259:7:9::2	dns2.p09.nsone.net ns5.demysdns.co.uk	AS62597 NSONE Inc AS62597 NSONE Inc
dns3.p09.nsone.net	198.51.44.73 2620:4d:4000:6259:7:9:0:3	dns3.p09.nsone.net ns6.demysdns.co.uk	AS62597 NSONE Inc AS62597 NSONE Inc
pdns1.ultradns.net	2001:502:f3ff::1 204.74.108.1	pdns1.ultradns.net pdns1.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns2.ultradns.net	204.74.109.1 2610:a1:1014::1	pdns2.ultradns.net pdns2.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns3.ultradns.org	199.7.68.1 2610:a1:1015::1	pdns3.ultradns.org pdns3.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns4.ultradns.org	199.7.69.1 2001:502:4612::1	pdns4.ultradns.org pdns4.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records#

2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2.16.241.221	300s	a2-16-241-221.deploy.static.akamaitechnologies.com	AS20940	Akamai International B.V.	2.16.240.0/20	🇩🇪 Germany	Frankfurt am Main
2.16.241.227	300s	a2-16-241-227.deploy.static.akamaitechnologies.com	AS20940	Akamai International B.V.	2.16.240.0/20	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

2 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mxa.expediagroup.com	198.175.56.133	mxa.expediagroup.com	AS11184 EXPEDIA, INC
10	60s	mxb.expediagroup.com	198.151.49.133	mxb.expediagroup.com	AS54018 EXPEDIA, INC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 83ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:26f0:e80:61::5c7b:875c	60s	g2a02-26f0-0e80-0061-0000-0000-5c7b-875c.deploy.static.akamaitechnologies.com	AS20940	Akamai International B.V.	2a02:26f0:800:0:0:0:0:0/37	🇸🇪 Sweden	Stockholm
2a02:26f0:e80:61::5c7b:8761	60s	g2a02-26f0-0e80-0061-0000-0000-5c7b-8761.deploy.static.akamaitechnologies.com	AS20940	Akamai International B.V.	2a02:26f0:800:0:0:0:0:0/37	🇸🇪 Sweden	Stockholm

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

6 records 453ms

TXT Record
fdcdv313zrrs4bky87wty775hv9g496q
google-site-verification=L2sbBYnW_zMgF2vRbdovplQrWk-QssFW7scPoSFDFO0
MS=ms36021478
MS=ms47217765
v=spf1 a mx include:amazonses.com include:smartmessages.net ip4:64.18.0.0/20 a:mailnj01.rightnowtech.com ip4:198.151.61.27 ip4:198.151.60.27 a:mobile.handysecure.com ?all
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (mrjet.dk)
?all (neutral)	v=spf1 a mx include:amazonses.com include:smartmessages.net ip4:64.18.0.0/20 a:mailnj01.rightnowtech.com ip4:198.151.61.27 ip4:198.151.60.27 a:mobile.handysecure.com ?all
-all (hard fail)	v=spf1 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 2026-10-16 20:25:27

www CNAME	wwwmrjetdk.dv.edgekey.net (all on edgekey.net) → 2.23.172.123 2.23.172.136 2a02:26f0:a00::217:ac7b 2a02:26f0:a00::217:ac88 (AS20940)
www vs bare domain	Same network mrjet.dk: 62.115.252.67 80.239.137.160 2a02:26f0:3400::1703:5821 2a02:26f0:3400::1703:582a (AS1299 AS20940) www.mrjet.dk: 2.23.172.123 2.23.172.136 2a02:26f0:a00::217:ac7b 2a02:26f0:a00::217:ac88 (AS20940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: ?all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)
warn "?all" is neutral: it gives receivers no guidance, much like having no SPF
warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.mrjet.dk	ac.f9d7499f1d289e27ba9e23f41fb66e7b.mrjet.dk.validate-akdv.net

🔗 TLSA / DANE#

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

🔐 DNSSEC#

92ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	1656027048
Primary NS (MNAME)	pdns1.ultradns.net
Responsible (RNAME)	domains@expediagroup.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 15:52:51

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	1999-07-23
Expires	2027-09-30 (346d)

🔗 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
exedia.dk	CSC Digital Brand Service, Inc
flightrack.dk	CSC Digital Brand Service, Inc
hotelclub.dk	CSC Digital Brand Service, Inc
poweredbygps.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

39ms

49ms

AAAA

83ms

TXT

453ms

CAA

79ms

HTTPS

49ms

TLSA

264ms

SOA

0ms

MTA-STS

84ms

DNSSEC

92ms

SRV

78ms

Total

1541ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 20:25:27	1204ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-15 19:13:14	2070ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-14 16:57:11	6043ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-13 15:25:17	5174ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-10 12:53:07	8475ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-08 18:03:12	3731ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-06 17:50:27	1326ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-05 14:17:35	8030ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-04 13:35:11	1818ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-02 13:30:57	2462ms	7 NS 2 A 2 MX	🔓 Insecure
2026-10-01 13:28:35	1915ms	7 NS 2 A 2 MX	🔓 Insecure
2026-09-28 13:15:55	1576ms	7 NS 2 A 2 MX	🔓 Insecure
2026-09-25 12:43:19 shown	1541ms	7 NS 2 A 2 MX	🔓 Insecure
2026-09-25 04:44:55	1374ms	7 NS 2 A 2 MX	🔓 Insecure
2026-09-23 02:32:45	5150ms	7 NS 2 A 2 MX	🔓 Insecure
2026-09-12 05:29:21	4718ms	7 NS 1 A 2 MX	🔓 Insecure
2026-09-07 01:59:43	5574ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-27 09:06:16	2664ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-25 11:38:35	3741ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-23 06:51:47	2767ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-21 05:52:33	2617ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-20 03:18:36	4133ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-19 00:51:56	29054ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-17 05:25:17	4478ms	7 NS 2 A 2 MX	🔓 Insecure
2026-08-16 04:52:12	7768ms	7 NS 2 A 2 MX	🔓 Insecure