ava-cooling.dk

📜 Historical scan 2026-08-26 13:15:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ava-cooling.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 13 February 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.172.47.171 is hosted by Fundaments B.V. (AS20559) in The Netherlands. Mail is handled by avacooling-dk0i.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.172.47.171	360s	—	AS20559	Fundaments B.V.	5.172.40.0/21	🇳🇱 The Netherlands	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	avacooling-dk0i.mail.protection.outlook.com	2a01:111:f403:ca09::2 2a01:111:f403:ca09::24 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.181.153 52.101.68.32 52.101.68.36 52.101.73.1	mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 200ms

TXT Record
MS=ms57498744
v=spf1 ip4:87.54.60.158 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (ava-cooling.dk)
-all (hard fail)	v=spf1 ip4:87.54.60.158 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.ava-cooling.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_agg@vali.email; ruf=mailto:dmarc_ruf@nissens.com;

📬 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 2026-10-08 12:07:41

www	5.172.47.171 (AS20559) (address records, no CNAME)
www vs bare domain	Same network ava-cooling.dk: 5.172.47.171 (AS20559) www.ava-cooling.dk: 5.172.47.171 (AS20559)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-avacooling-dk0i._domainkey.nissens.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-avacooling-dk0i._domainkey.nissens.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025102901
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-19 00:22:33

Field	Value
Registrar	A/S SCANNET
Registered	2003-02-13
Expires	2027-02-28 (132d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
kølere.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

55ms

56ms

AAAA

86ms

TXT

200ms

CAA

84ms

HTTPS

83ms

TLSA

597ms

SOA

0ms

MTA-STS

130ms

DNSSEC

143ms

SRV

118ms

Total

1193ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:38:57	1161ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 02:10:57	710ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 02:11:12	886ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 23:41:45	1126ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 13:15:31 shown	1193ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 23:58:06	2006ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:54:15	720ms	2 NS 1 A 1 MX	🔒 Secure