fahrnholz.dk

📜 Historical scan 2026-06-21 12:05:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fahrnholz.dk is a .dk domain served by 2 nameservers (ara.ns.cloudflare.com, noel.ns.cloudflare.com). It was registered on 30 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.95.144 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, publishes a 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   124ms
NameserverIP addressesPTRASN / ISP
ara.ns.cloudflare.com 108.162.192.67
172.64.32.67
173.245.58.67
2606:4700:50::adf5:3a43
2803:f800:50::6ca2:c043
2a06:98c1:50::ac40:2043		 ara.ns.cloudflare.com
ara.ns.cloudflare.com
ara.ns.cloudflare.com
ara.ns.cloudflare.com
ara.ns.cloudflare.com
ara.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
noel.ns.cloudflare.com 108.162.193.216
172.64.33.216
173.245.59.216
2606:4700:58::adf5:3bd8
2803:f800:50::6ca2:c1d8
2a06:98c1:50::ac40:21d8		 noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.ns.cloudflare.com
noel.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   121ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.95.144 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.170.119 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   131ms
PriorityTTLMail ServerIP addressesPTRASN
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)#

2 records   149ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::6815:5f90 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:aa77 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   132ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.95.144,172.67.170.119 ech=AEX+DQBB1AAgACDbqtfu4FczMptZhb4sA3uJ5F/YqoE9lWPpw3cMHx/ddwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5f90,2606:4700:3037::ac43:aa77

📝 TXT Records#

5 records   156ms
TXT Record
brevo-code:82aa21e67aba18e8e20a78e948c1552e
pm-verification=cbitubenjfshngxgtadcbabusworxh
protonmail-verification=1fb8b75074c0ae7d7c7699f3e2d4083c2e90f764
v=DMARC1; p=quarantine
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

PolicyRecord (fahrnholz.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

PolicyRecord (_dmarc.fahrnholz.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records   147ms
FlagsTagValue
0 issue comodoca.com
0 issue digicert.com; cansignhttpexchanges=yes
0 issue letsencrypt.org
0 issue pki.goog; cansignhttpexchanges=yes
0 issue ssl.com
0 issuewild comodoca.com
0 issuewild digicert.com; cansignhttpexchanges=yes
0 issuewild letsencrypt.org
0 issuewild pki.goog; cansignhttpexchanges=yes
0 issuewild ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 04:27:45
www104.21.95.144 172.67.170.119 2606:4700:3034::ac43:aa77 2606:4700:3035::6815:5f90 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

6 found
SelectorCNAMEKey
default — Revoked (empty key)
dkim — Revoked (empty key)
k1 — Revoked (empty key)
mail — Revoked (empty key)
s1 s1.domainkey.u27689543.wl044.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u27689543.wl044.sendgrid.net RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

184ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

135ms
FieldValue
Serial2404690953
Primary NS (MNAME)ara.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 01:10:12
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-12-30
Expires2026-12-31 (72d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
124ms
A
121ms
MX
131ms
AAAA
149ms
TXT
156ms
CAA
147ms
HTTPS
132ms
TLSA
400ms
SOA
135ms
MTA-STS
118ms
DNSSEC
184ms
SRV
154ms
Total
1326ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 04:27:45 1111ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-30 22:11:59 844ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-19 17:22:13 904ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-19 00:00:06 1071ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-10 05:21:32 1121ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-26 23:03:34 916ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-25 00:03:18 1580ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-18 00:47:38 1468ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-29 11:43:58 1176ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-25 23:23:56 2433ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-21 12:05:13 shown 1326ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-21 05:28:03 1135ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 09:11:37 2463ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone