peakflow.dk

📜 Historical scan 2026-07-23 10:01:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

peakflow.dk is a .dk domain served by 2 nameservers (ns1.bolignet.dk, ns2.bolignet.dk). It was registered on 21 August 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by smtp1.bolignet.dk, smtp2.bolignet.dk. The zone is DNSSEC-signed but currently fails validation, 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 126ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.bolignet.dk	2a02:2190:1:1::29 79.142.224.41	— 79.142.224.41.prod.bolignet.dk	AS44134 Bolignet A/s AS44134 Bolignet A/s
ns2.bolignet.dk	2a02:2190:1:1::2a 79.142.224.42	— 79.142.224.42.prod.bolignet.dk	AS44134 Bolignet A/s AS44134 Bolignet A/s

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 129ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	21600s	smtp1.bolignet.dk	2a02:2190:1:1::19 2a02:2190:1:1::e 79.142.224.14 79.142.224.25	smtp1.bolignet.dk smtp1.bolignet.dk smtp1.bolignet.dk smtp1.bolignet.dk	AS44134 Bolignet A/s AS44134 Bolignet A/s AS44134 Bolignet A/s AS44134 Bolignet A/s
20	21600s	smtp2.bolignet.dk	2a02:2190:1:1::1a 2a02:2190:1:1::f 79.142.224.15 79.142.224.26	smtp2.bolignet.dk smtp2.bolignet.dk smtp2.bolignet.dk smtp2.bolignet.dk	AS44134 Bolignet A/s AS44134 Bolignet A/s AS44134 Bolignet A/s AS44134 Bolignet A/s

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-11 16:16:04

www CNAME	proxy.bolignet.dk (all on bolignet.dk) → 79.142.224.47 79.142.224.48 2a02:2190:1:1::2f 2a02:2190:1:1::30 (AS44134)
www vs bare domain	Same network peakflow.dk: 79.142.224.47 79.142.224.48 2a02:2190:1:1::2f 2a02:2190:1:1::30 (AS44134) www.peakflow.dk: 79.142.224.47 79.142.224.48 2a02:2190:1:1::2f 2a02:2190:1:1::30 (AS44134)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.peakflow.dk	proxy.bolignet.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

212ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-09 13:42:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-08-21
Expires	2027-08-31 (318d)

📋 WHOIS#

⏱️ Lookup Timing#

126ms

80ms

129ms

AAAA

139ms

TXT

371ms

CAA

132ms

HTTPS

164ms

TLSA

185ms

SOA

44ms

MTA-STS

138ms

DNSSEC

212ms

SRV

8037ms

Total

9961ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 08:49:56	810ms	2 NS 2 A 2 MX	🔒 Secure
2026-10-01 01:47:10	1205ms	2 NS 2 A 2 MX	🔒 Secure
2026-09-30 08:07:08	1165ms	2 NS 2 A 2 MX	❓ Unknown
2026-09-22 14:02:36	1372ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-26 01:47:50	2044ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-24 23:09:35	1561ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-24 15:19:26	1855ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-23 10:01:59 shown	9961ms	2 NS 0 A 2 MX	⚠️ Bogus
2026-07-09 05:52:44	1364ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-04 15:59:06	4175ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-22 02:39:51	3503ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-17 11:33:56	3499ms	2 NS 2 A 2 MX	🔒 Secure