facebook.dk

📜 Historical scan 2026-10-09 14:09:47  ·  ← 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 157.240.200.16 is hosted by Facebook, Inc. (AS32934) in Denmark. 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   69ms

🌍 A Records#

1 records   70ms

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverwww.facebook.com → 157.240.200.35
🔶 Autoconfigwww.facebook.com → 157.240.200.35

🔷 AAAA Records (IPv6)#

1 records   97ms

🔐 HTTPS Records#

2 records   149ms
PriorityTargetSvcParams
1 service . alpn="h2,h3"
2 service star.fallback.c10r.facebook.com. alpn="h2,h3"

📝 TXT Records#

1 records   287ms
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

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.facebook.dk www.facebook.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

175ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

176ms
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
69ms
A
70ms
MX
61ms
AAAA
97ms
TXT
287ms
CAA
152ms
HTTPS
149ms
TLSA
1462ms
SOA
176ms
MTA-STS
182ms
DNSSEC
175ms
SRV
177ms
Total
3547ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-23 18:15:50 1455ms 4 NS 1 A 0 MX 🔓 Insecure
2026-10-09 14:09:47 shown 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 1171ms 4 NS 1 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone