joinjet.dk

📜 Historical scan 2026-06-21 08:57:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

joinjet.dk is a .dk domain served by 2 nameservers (amber.ns.cloudflare.com, hugh.ns.cloudflare.com). It was registered on 17 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.93.71 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by joinjet-dk.mail.protection.outlook.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#

2 records 285ms

Nameserver	IP addresses	PTR	ASN / ISP
amber.ns.cloudflare.com	108.162.192.64 172.64.32.64 173.245.58.64 2606:4700:50::adf5:3a40 2803:f800:50::6ca2:c040 2a06:98c1:50::ac40:2040	amber.ns.cloudflare.com amber.ns.cloudflare.com amber.ns.cloudflare.com amber.ns.cloudflare.com amber.ns.cloudflare.com amber.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
hugh.ns.cloudflare.com	108.162.193.117 172.64.33.117 173.245.59.117 2606:4700:58::adf5:3b75 2803:f800:50::6ca2:c175 2a06:98c1:50::ac40:2175	hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com hugh.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 246ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.93.71	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.206.102	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 277ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	joinjet-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca09::d 52.101.68.29 52.101.68.32 52.101.68.5 52.101.73.8	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

2 records 295ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:5d47	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:ce66	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 222ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.93.71,172.67.206.102 ech=AEX+DQBBSwAgACDTH0dO93KIbPZYAycK7ldErPVzWNPCBLxALbPI6FMxdQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5d47,2606:4700:3033::ac43:ce66

🔌 SRV Records#

1 records 311ms

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

📝 TXT Records#

2 records 582ms

TXT Record
MS=ms48264645
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (joinjet.dk)
-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 2026-10-21 06:47:14

www	104.21.93.71 172.67.206.102 2606:4700:3033::6815:5d47 2606:4700:3033::ac43:ce66 (AS13335) (address records, no CNAME)
www vs bare domain	Same network joinjet.dk: 104.21.93.71 172.67.206.102 2606:4700:3033::6815:5d47 2606:4700:3033::ac43:ce66 (AS13335) www.joinjet.dk: 104.21.93.71 172.67.206.102 2606:4700:3033::6815:5d47 2606:4700:3033::ac43:ce66 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔎 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#

457ms

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

🏷️ SOA#

285ms

Field	Value
Serial	2406587484
Primary NS (MNAME)	amber.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 06:32:45

Field	Value
Registrar	Simply.com A/S
Registered	2011-03-17
Expires	2027-03-31 (159d)

🔗 Same registrant#

3 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
samro.dk	Simply.com A/S
sun-airgroup.dk	Simply.com A/S
sunair.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

285ms

246ms

277ms

AAAA

295ms

TXT

582ms

CAA

249ms

HTTPS

222ms

TLSA

931ms

SOA

285ms

MTA-STS

278ms

DNSSEC

457ms

SRV

311ms

Total

3402ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 06:47:14	1099ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-15 06:17:16	2520ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-13 04:53:05	1088ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 17:43:51	964ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 13:58:10	1257ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 14:08:34	3266ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-16 13:27:06	1536ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 02:21:18	1230ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 03:22:03	2763ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 06:53:11	18179ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-16 19:51:40	6033ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 04:40:47	2279ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-13 20:33:48	2178ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-01 04:27:37	1671ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-06 11:18:42	6963ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-05 00:08:47	10837ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 09:45:05	1800ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 08:57:38 shown	3402ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 00:04:33	2091ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 13:24:47	2030ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 01:04:50	1394ms	2 NS 2 A 1 MX	🔓 Insecure