link16.dk

📜 Historical scan 2026-09-22 16:34:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

link16.dk is a .dk domain served by 2 nameservers (john.ns.cloudflare.com, virginia.ns.cloudflare.com). It was registered on 10 July 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by link16-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 157ms

Nameserver	IP addresses	PTR	ASN / ISP
john.ns.cloudflare.com	108.162.193.185 172.64.33.185 173.245.59.185 2606:4700:58::adf5:3bb9 2803:f800:50::6ca2:c1b9 2a06:98c1:50::ac40:21b9	john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com john.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
virginia.ns.cloudflare.com	108.162.194.37 162.159.38.37 172.64.34.37 2606:4700:50::a29f:2625 2803:f800:50::6ca2:c225 2a06:98c1:50::ac40:2225	virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 155ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	link16-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::26 2a01:111:f403:ca09::28 2a01:111:f403:ca48::12 52.101.103.137 52.101.181.156 52.101.209.153 52.101.91.162	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 234ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 279ms

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

✉️ SPF#

Policy	Record (link16.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 2026-10-17 00:51:12

www	193.200.90.102 (AS62121) (address records, no CNAME)
www vs bare domain	Same network link16.dk: 193.200.90.102 (AS62121) www.link16.dk: 193.200.90.102 (AS62121)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 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#

187ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2415387267
Primary NS (MNAME)	john.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 01:31:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-07-10
Expires	2029-07-31 (1015d)

🔗 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#

157ms

123ms

155ms

AAAA

115ms

TXT

279ms

CAA

131ms

HTTPS

136ms

TLSA

141ms

SOA

0ms

MTA-STS

152ms

DNSSEC

187ms

SRV

234ms

Total

1283ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 00:51:12	3043ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-15 22:24:06	1115ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 05:36:28	1045ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 05:14:15	745ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-23 13:56:35	1176ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-22 16:34:43 shown	1283ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-11 15:23:01	1784ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-15 18:15:33	4785ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-23 00:05:16	13514ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-12 15:17:49	2743ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-27 15:39:34	1613ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-26 09:16:54	2771ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-18 05:31:28	4967ms	2 NS 0 A 1 MX	🔒 Secure