doublelist.dk

📜 Historical scan 2026-06-17 04:20:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

doublelist.dk is a .dk domain served by 3 nameservers (dns1.safenames.com, dns2.safenames.net, dns3.safenames.org). It was registered on 21 June 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.19.248.132 is hosted by Safenames Ltd. (AS60819) in United Kingdom. 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#

3 records 71ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.safenames.com	—	—	—
dns2.safenames.net	—	—	—
dns3.safenames.org	—	—	—

🌍 A Records#

1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.19.248.132	—	redirect.idp365.net	AS60819	Safenames Ltd.	217.19.240.0/20	🇬🇧 United Kingdom	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 277ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.doublelist.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 2026-10-07 14:39:26

www	217.19.248.132 (AS60819) (address records, no CNAME)
www vs bare domain	Same network doublelist.dk: 217.19.248.132 (AS60819) www.doublelist.dk: 217.19.248.132 (AS60819)
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#

170ms

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

🏷️ SOA#

73ms

Field	Value
Serial	2019062100
Primary NS (MNAME)	dns1.safenames.com
Responsible (RNAME)	hostmaster@safenames.net
Refresh	28800s
Retry	1800s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-12 00:39:53

Field	Value
Registrar	Safenames Ltd
Registered	2019-06-21
Expires	2027-06-30 (249d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

71ms

79ms

78ms

AAAA

77ms

TXT

277ms

CAA

73ms

HTTPS

77ms

TLSA

115ms

SOA

73ms

MTA-STS

83ms

DNSSEC

170ms

SRV

0ms

Total

571ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 14:39:26	705ms	3 NS 1 A 0 MX	🔓 Insecure
2026-10-01 03:55:29	866ms	3 NS 1 A 0 MX	🔓 Insecure
2026-09-06 22:14:25	834ms	3 NS 1 A 0 MX	🔓 Insecure
2026-08-28 11:30:50	2576ms	3 NS 1 A 0 MX	🔓 Insecure
2026-07-23 00:01:19	14013ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-17 04:20:44 shown	571ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-17 04:20:44	593ms	3 NS 1 A 0 MX	🔓 Insecure