perff.dk

📜 Historical scan 2026-08-26 21:44:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

perff.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 November 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.223.235.247 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by perff.dk. The zone is DNSSEC-signed and validates, has no 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
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.223.235.247	43200s	jazva.pil.dk	AS47527	DLX A/S	91.223.235.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	perff.dk	91.223.235.247	jazva.pil.dk	AS47527 DLX A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	91.223.235.247
🔶 Autoconfig	91.223.235.247

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 178ms

TXT Record
v=spf1 include:mail.pil.dk ip4:91.223.235.247 ~all

✉️ SPF#

Policy	Record (perff.dk)
~all (soft fail)	v=spf1 include:mail.pil.dk ip4:91.223.235.247 ~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 2026-10-09 03:51:19

www	91.223.235.247 (AS47527) (address records, no CNAME)
www vs bare domain	Same network perff.dk: 91.223.235.247 (AS47527) www.perff.dk: 91.223.235.247 (AS47527)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026080101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-03 23:34:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-11-30
Expires	2029-11-30 (1140d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

41ms

40ms

AAAA

62ms

TXT

178ms

CAA

104ms

HTTPS

35ms

TLSA

59ms

SOA

0ms

MTA-STS

84ms

DNSSEC

109ms

SRV

103ms

Total

567ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 23:03:34	435ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 22:52:26	626ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 00:18:48	823ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 13:30:16	687ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 15:28:13	804ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 21:44:59 shown	567ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 16:48:20	677ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-02 14:47:52	620ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 22:49:28	913ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 21:51:07	1376ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 03:58:25	798ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 15:01:20	827ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 04:33:00	491ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 21:31:35	505ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 16:45:09	785ms	2 NS 1 A 1 MX	🔒 Secure