fbnielsen.dk

📜 Historical scan 2026-06-17 09:32:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fbnielsen.dk is a .dk domain served by 2 nameservers (darwin.ns.cloudflare.com, heather.ns.cloudflare.com). It was registered on 24 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.178.25 is hosted by EWII Bredbaand A/S (AS204151) in Denmark. Mail is handled by mail.tutanota.de. The zone is not DNSSEC-signed, publishes a 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   148ms
NameserverIP addressesPTRASN / ISP
darwin.ns.cloudflare.com — — —
heather.ns.cloudflare.com — — —

🌍 A Records#

1 records   149ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.178.25 — 212-237-178-25.static.kviknet.net AS204151 EWII Bredbaand A/S 212.237.176.0/21 🇩🇰 Denmark Ølstykke

📧 MX Records#

1 records   182ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.tutanota.de 185.205.69.211
185.205.69.213
185.205.69.214		 mail.w11.tutanota.de
mail.w13.tutanota.de
mail.w14.tutanota.de		 AS210909 Tutao GmbH
AS210909 Tutao GmbH
AS210909 Tutao GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   343ms
TXT Record
v=spf1 ip4:212.237.178.25 include:pm1.fbnielsen.dk include:spf.tutanota.de -all

✉️ SPF#

PolicyRecord (fbnielsen.dk)
-all (hard fail) v=spf1 ip4:212.237.178.25 include:pm1.fbnielsen.dk include:spf.tutanota.de -all

📨 DMARC#

PolicyRecord (_dmarc.fbnielsen.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:fbnielsen1959@gmail.com;

📬 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 21:16:34
www CNAMEfbnielsen.dk (all on fbnielsen.dk)
www vs bare domainSame network
fbnielsen.dk: 212.237.178.25 (AS204151)
www.fbnielsen.dk: 212.237.178.25 (AS204151)
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

  • error include:pm1.fbnielsen.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

1 records   185ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.tutanota.de DANE-EE · Full cert · SHA-256 D141F8F3A4AAC2E4D2677AAFCC723D8E…

🔐 DNSSEC#

308ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

160ms
FieldValue
Serial2405491802
Primary NS (MNAME)darwin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 20:51:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-08-24
Expires2027-08-31 (316d)

🔗 Same registrant#

1 domain

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).

DomainRegistrar
digisoft.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
148ms
A
149ms
MX
182ms
AAAA
139ms
TXT
343ms
CAA
214ms
HTTPS
149ms
TLSA
185ms
SOA
160ms
MTA-STS
187ms
DNSSEC
308ms
SRV
0ms
Total
1776ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 21:16:34 1289ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-16 20:16:14 1943ms 2 NS 1 A 1 MX 🔓 Insecure
2026-10-01 01:54:28 788ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-26 22:43:07 890ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-24 22:02:05 785ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-23 19:23:21 662ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-23 11:14:18 743ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-10 18:21:01 677ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-31 02:25:49 988ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-26 10:38:09 1067ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-23 04:07:06 1460ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-20 03:31:18 1754ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-17 22:20:06 1067ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-06 04:11:41 1088ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-29 14:25:32 10560ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-27 20:43:37 17582ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-26 20:04:00 1201ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-16 00:20:44 1285ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-02 12:50:03 1230ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-21 14:11:33 1000ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 09:32:35 shown 1776ms 2 NS 1 A 1 MX 🔓 Insecure
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