peakflow.dk

📜 Historical scan 2026-07-04 15:59:06 · ← 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. Its website address 79.142.224.47 is hosted by Bolignet A/s (AS44134) in Denmark. Mail is handled by smtp1.bolignet.dk, smtp2.bolignet.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 88ms

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#

2 records 77ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
79.142.224.47	86400s	79.142.224.47.prod.bolignet.dk	AS44134	Bolignet A/s	79.142.224.0/20	🇩🇰 Denmark	Copenhagen
79.142.224.48	86400s	79.142.224.48.prod.bolignet.dk	AS44134	Bolignet A/s	79.142.224.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records#

2 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	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	86400s	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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	proxy.bolignet.dk → 79.142.224.47
🔶 Autoconfig	proxy.bolignet.dk → 79.142.224.47

🔷 AAAA Records (IPv6)#

2 records 78ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2190:1:1::2f	86400s	—	AS44134	Bolignet A/s	2a02:2190:0:0:0:0:0:0/29	🇩🇰 Denmark	Frederiksberg
2a02:2190:1:1::30	86400s	—	AS44134	Bolignet A/s	2a02:2190:0:0:0:0:0:0/29	🇩🇰 Denmark	Frederiksberg

🔐 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#

204ms

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

🏷️ 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#

88ms

77ms

84ms

AAAA

78ms

TXT

707ms

CAA

81ms

HTTPS

71ms

TLSA

408ms

SOA

30ms

MTA-STS

96ms

DNSSEC

204ms

SRV

385ms

Total

4175ms

🕐 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	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 shown	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