prg.dk

📜 Historical scan 2026-08-31 13:28:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

prg.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, jule.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 109.199.107.183 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mail.prg.dk. 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#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jule.ns.cloudflare.com	108.162.192.175 172.64.32.175 173.245.58.175 2606:4700:50::adf5:3aaf 2803:f800:50::6ca2:c0af 2a06:98c1:50::ac40:20af	jule.ns.cloudflare.com jule.ns.cloudflare.com jule.ns.cloudflare.com jule.ns.cloudflare.com jule.ns.cloudflare.com jule.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
109.199.107.183	86400s	mail.prg.dk	AS51167	Contabo GmbH	109.199.96.0/19	🇫🇷 France	Lauterbourg

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mail.prg.dk	109.199.107.183	mail.prg.dk	AS51167 Contabo GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	109.199.107.183
🔶 Autoconfig	prg.dk → 109.199.107.183

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 133ms

TXT Record
v=spf1 ip4:109.199.107.183 ip6:2a02:c207:2323:626::1 include:prg.dk include:mail.prg.dk ~all

✉️ SPF#

Policy	Record (prg.dk)
~all (soft fail)	v=spf1 ip4:109.199.107.183 ip6:2a02:c207:2323:626::1 include:prg.dk include:mail.prg.dk ~all

📨 DMARC#

Policy	Record (_dmarc.prg.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-16 03:03:05

www	109.199.107.183 (AS51167) (address records, no CNAME)
www vs bare domain	Same network prg.dk: 109.199.107.183 (AS51167) www.prg.dk: 109.199.107.183 (AS51167)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

error include:prg.dk includes itself (directly or via another include): receivers return permerror
error include:mail.prg.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.prg.dk	prg.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

101ms

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	2413638770
Primary NS (MNAME)	duke.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

31ms

32ms

AAAA

24ms

TXT

133ms

CAA

30ms

HTTPS

35ms

TLSA

545ms

SOA

0ms

MTA-STS

39ms

DNSSEC

101ms

SRV

57ms

Total

1042ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 08:57:21	2340ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 18:29:17	739ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-02 19:23:37	782ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-02 08:01:18	1552ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 13:28:52 shown	1042ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 19:37:29	836ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-21 13:24:39	3104ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 13:12:48	6553ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-28 17:42:11	919ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 03:35:52	920ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 15:18:17	1170ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:43:14	620ms	2 NS 1 A 1 MX	🔓 Insecure