tahrensberg.dk

Records from scan: 2026-10-01 01:56:21 · 2461ms total · last checked 2026-10-19 03:38 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tahrensberg.dk is a .dk domain served by 2 nameservers (chip.ns.cloudflare.com, grace.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 130ms

Nameserver	IP addresses	PTR	ASN / ISP
chip.ns.cloudflare.com	108.162.193.84 172.64.33.84 173.245.59.84 2606:4700:58::adf5:3b54 2803:f800:50::6ca2:c154 2a06:98c1:50::ac40:2154	chip.ns.cloudflare.com chip.ns.cloudflare.com chip.ns.cloudflare.com chip.ns.cloudflare.com chip.ns.cloudflare.com chip.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
grace.ns.cloudflare.com	108.162.192.159 172.64.32.159 173.245.58.159 2606:4700:50::adf5:3a9f 2803:f800:50::6ca2:c09f 2a06:98c1:50::ac40:209f	grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com grace.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#

2 records 150ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 453ms

TXT Record
protonmail-verification=1d1f3722217ea4abef2309f6df911e504b35f512
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF#

Policy	Record (tahrensberg.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch mx ~all

📨 DMARC#

Policy	Record (_dmarc.tahrensberg.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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#

checked 2026-10-08 13:03:42

www	Exists, no address
www vs bare domain	Neither resolves tahrensberg.dk: no address www.tahrensberg.dk: no address
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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 463ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

381ms

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

🏷️ SOA#

157ms

Field	Value
Serial	2416288232
Primary NS (MNAME)	chip.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

130ms

125ms

150ms

AAAA

103ms

TXT

453ms

CAA

161ms

HTTPS

165ms

TLSA

463ms

SOA

157ms

MTA-STS

204ms

DNSSEC

381ms

SRV

242ms

Total

2461ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:56:21 shown	2461ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-30 01:34:26	541ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-28 09:25:23	1283ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-27 09:06:24	600ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-21 14:51:32	610ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-07 08:47:28	1213ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-14 13:56:02	4844ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-30 22:48:16	1349ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-22 04:46:15	1236ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-09 00:41:56	1746ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-27 04:45:58	1165ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-25 18:37:44	911ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-25 10:41:03	2922ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-17 13:18:22	769ms	2 NS 0 A 2 MX	🔒 Secure