folkebibliotek.dk

📜 Historical scan 2026-06-17 10:24:55  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

folkebibliotek.dk is a .dk domain served by 2 nameservers (rajeev.ns.cloudflare.com, selah.ns.cloudflare.com). It was registered on 1 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.147 is hosted by Cloudflare, Inc. (AS13335). 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   54ms

🌍 A Records#

2 records   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.25.147 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.134.81 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   37ms

🔐 HTTPS Records#

1 records   54ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.9,188.114.97.9 ech=AEX+DQBB4AAgACDCYF+8kn+lkITHi/BN3p8uJF8P53PV1auDSJxA263SZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::9,2a06:98c1:3121::9

📝 TXT Records#

1 records   126ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (folkebibliotek.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.folkebibliotek.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:DMARCAdmin@systematic.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 2026-10-09 14:43:37

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

72ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

54ms
FieldValue
Serial2406719802
Primary NS (MNAME)rajeev.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 15:24:18
FieldValue
RegistrarEurodns S.A
Registered2000-11-01
Expires2026-12-31 (65d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
54ms
A
56ms
MX
37ms
AAAA
37ms
TXT
126ms
CAA
36ms
HTTPS
54ms
TLSA
93ms
SOA
54ms
MTA-STS
105ms
DNSSEC
72ms
SRV
0ms
Total
658ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 14:43:36 2090ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-15 03:57:55 1258ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-11 10:13:48 2974ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-15 14:53:06 3490ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-02 18:15:21 1710ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-24 08:41:23 2850ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-24 00:11:57 1085ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-17 10:39:36 11208ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-17 10:32:18 706ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-17 10:24:55 shown 658ms 2 NS 2 A 0 MX 🔓 Insecure
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