fahrnholz.dk

📜 Historical scan 2026-06-17 09:11:37  ·  ← 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   55ms
NameserverIP addressesPTRASN / ISP
ara.ns.cloudflare.com — — —
noel.ns.cloudflare.com — — —

🌍 A Records#

2 records   84ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.95.144 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.170.119 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
10 — 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 — 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   46ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::6815:5f90 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:aa77 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   55ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.95.144,172.67.170.119 ech=AEX+DQBBBwAgACCqfmcfnIuoKJ5IlEf/fctMxRpLGzhWDr4T3BFQFMHreQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5f90,2606:4700:3037::ac43:aa77

📝 TXT Records#

5 records   172ms
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   73ms
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#

4 records   118ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

265ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

161ms
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
55ms
A
84ms
MX
54ms
AAAA
46ms
TXT
172ms
CAA
73ms
HTTPS
55ms
TLSA
118ms
SOA
161ms
MTA-STS
124ms
DNSSEC
265ms
SRV
0ms
Total
2463ms

🕐 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 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 shown 2463ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone