crossjoin.dk

📜 Historical scan 2026-07-22 01:58:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crossjoin.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 November 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.212 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by crossjoin-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.212	3600s	webcluster1.wordpresspod1-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	crossjoin-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.18 52.101.68.32 52.101.73.16 52.101.73.6	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

1 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:101:a2:f5c8:6d1d:752d	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 150ms

TXT Record
MS=E527D4658F48656EA8B2648F7DD722E15018B465
v=spf1 include:_spf.herodesk-mails.io ~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 (crossjoin.dk)
~all (soft fail)	v=spf1 include:_spf.herodesk-mails.io ~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 2026-10-13 05:08:05

www	77.111.240.212 2a02:2350:5:101:a2:f5c8:6d1d:752d (AS51468) (address records, no CNAME)
www vs bare domain	Same network crossjoin.dk: 77.111.240.212 2a02:2350:5:101:a2:f5c8:6d1d:752d (AS51468) www.crossjoin.dk: 77.111.240.212 2a02:2350:5:101:a2:f5c8:6d1d:752d (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2048ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026072101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-13 05:31:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-11-09
Expires	2026-11-30 (44d)

🔗 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#

30ms

29ms

30ms

AAAA

30ms

TXT

150ms

CAA

30ms

HTTPS

28ms

TLSA

1435ms

SOA

0ms

MTA-STS

39ms

DNSSEC

2048ms

SRV

64ms

Total

4294ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 05:08:05	1489ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 23:47:39	1127ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 16:27:29	1403ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-31 20:24:35	1277ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 04:25:57	1368ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 20:36:23	2803ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 08:16:04	1293ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-02 05:56:25	9340ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-30 03:43:56	2937ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-28 12:48:09	5734ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 07:59:53	1740ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 07:41:15	3109ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 07:07:00	8935ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-24 05:53:45	1253ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-23 04:40:56	1485ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 01:58:42 shown	4294ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 00:24:58	1056ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-19 19:21:29	1830ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 09:58:00	2101ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 09:00:42	1101ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 12:56:27	9083ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 17:39:40	9567ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-05 12:29:20	1411ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 21:31:54	1160ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-03 15:34:34	739ms	2 NS 1 A 1 MX	🔒 Secure