rdb.dk

📜 Historical scan 2026-09-04 10:33:01 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rdb.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.25.93 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by .. 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#

4 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.eurodns.com	199.167.66.107 2610:1c8:b002::107	ns1.eurodns.com ns1.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns2.eurodns.com	104.37.178.107 2610:1c8:b001::107	ns2.eurodns.com ns2.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns3.eurodns.com	199.167.66.108 2610:1c8:b002::108	ns3.eurodns.com ns3.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC
ns4.eurodns.com	104.37.178.108 2610:1c8:b001::108	ns4.eurodns.com ns4.eurodns.com	AS23393 NuCDN LLC AS23393 NuCDN LLC

🌍 A Records#

1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.25.93	600s	—	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 2231ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (rdb.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.rdb.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-15 11:07:57

www CNAME	cluster-2.folkebibliotekernescms.dk (all on folkebibliotekernescms.dk) → 130.226.25.93 (AS1835)
www vs bare domain	Same network rdb.dk: 130.226.25.93 (AS1835) www.rdb.dk: 130.226.25.93 (AS1835)
Wildcard	No

🔎 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#

85ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026021600
Primary NS (MNAME)	ns1.eurodns.com
Responsible (RNAME)	hostmaster@eurodns.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

53ms

45ms

56ms

AAAA

57ms

TXT

2231ms

CAA

55ms

HTTPS

59ms

TLSA

57ms

SOA

0ms

MTA-STS

79ms

DNSSEC

85ms

SRV

81ms

Total

2595ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 10:19:33	2411ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-14 11:28:18	524ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-04 10:33:01 shown	2595ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 14:06:24	604ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-26 08:26:24	2412ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-28 11:42:15	1366ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 20:31:21	567ms	4 NS 1 A 0 MX	🔓 Insecure