facebook.dk

📜 Historical scan 2026-06-17 09:11:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

facebook.dk is a .dk domain served by 4 nameservers (a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and 1 more). It was registered on 20 November 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.240.205.1 is hosted by Facebook, Inc. (AS32934) in Finland. The zone is not DNSSEC-signed, has no 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#

4 records   64ms
NameserverIP addressesPTRASN / ISP
a.ns.facebook.com — — —
b.ns.facebook.com — — —
c.ns.facebook.com — — —
d.ns.facebook.com — — —

🌍 A Records#

1 records   86ms

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

1 records   52ms

🔐 HTTPS Records#

2 records   96ms
PriorityTargetSvcParams
1 service . alpn="h2,h3"
2 service star.fallback.c10r.facebook.com. alpn="h2,h3"

📝 TXT Records#

1 records   269ms
TXT Record
v=spf1 a ~all

✉️ SPF#

PolicyRecord (facebook.dk)
~all (soft fail) v=spf1 a ~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 2026-10-23 18:15:50

🔎 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#

173ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

64ms
FieldValue
Serial4207849484
Primary NS (MNAME)a.ns.facebook.com
Responsible (RNAME)dns@facebook.com
Refresh14400s
Retry1800s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-15 20:23:26
FieldValue
RegistrarNom-Iq Ltd
Registered2005-11-20
Expires2026-11-30 (37d)

🔗 Same registrant#

22 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
64ms
A
86ms
MX
42ms
AAAA
52ms
TXT
269ms
CAA
66ms
HTTPS
96ms
TLSA
168ms
SOA
64ms
MTA-STS
84ms
DNSSEC
173ms
SRV
0ms
Total
1171ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 18:15:50 1455ms 4 NS 1 A 0 MX 🔓 Insecure
2026-10-09 14:09:47 3547ms 4 NS 1 A 0 MX 🔓 Insecure
2026-09-28 00:25:48 1125ms 4 NS 1 A 0 MX 🔓 Insecure
2026-07-30 22:06:08 8918ms 4 NS 1 A 0 MX 🔓 Insecure
2026-07-28 08:38:30 17667ms 4 NS 0 A 0 MX 🔓 Insecure
2026-07-02 00:00:21 3096ms 4 NS 1 A 0 MX 🔓 Insecure
2026-06-17 09:11:13 shown 1171ms 4 NS 1 A 0 MX 🔓 Insecure
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