avc.dk

📜 Historical scan 2026-09-12 19:47:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

avc.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.151.132.248 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by avc-dk.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 122ms

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 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.151.132.248	43200s	—	AS31027	GlobalConnect A/S	83.151.128.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 155ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	avc-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::24 2a01:111:f403:ca09::26 2a01:111:f403:ca48::c 52.101.103.137 52.101.185.114 52.101.68.10 52.101.68.16	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.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 → 52.98.213.120

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 211ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

7 records 278ms

TXT Record
1C9VqdwoB3mO6hhplZS0Wnngg6fDZBKOXL4iHd3gtmbAJ7q0GN/a4p/MGUyqHRY6gsA4KrUhBUWwqq1oZxtXaw==
apple-domain-verification=QvxHE5VjcBwQmzPp
atlassian-domain-verification=k970lQCVsVR3dOUmQ2vsbYZr9opfFddhh3LTda8MmyrlRjuD4xr6FpOdCWprP0sk
atlassian-sending-domain-verification=8a4f140b-480a-426e-a62f-f172a236d941
ciscocidomainverification=23abf36133f6248b81d96b9981c26f66506be9325e52199d0e44e0931f74e4ac
ms=dd89152f339544113f011affe785650fa6242b1e
v=spf1 a mx a:exch.avc.dk a:ex.avc.dk a:mx.avc.dk ip4:77.233.243.220 ip4:77.233.243.222 ip4:77.233.243.216 include:spf.protection.outlook.com include:servers.mcsv.net include:spf-de.emailsignatures365.com include:_spf.webmercs.com ~all

✉️ SPF#

Policy	Record (avc.dk)
~all (soft fail)	v=spf1 a mx a:exch.avc.dk a:ex.avc.dk a:mx.avc.dk ip4:77.233.243.220 ip4:77.233.243.222 ip4:77.233.243.216 include:spf.protection.outlook.com include:servers.mcsv.net include:spf-de.emailsignatures365.com include:_spf.webmercs.com ~all

📨 DMARC#

Policy	Record (_dmarc.avc.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

5 records 136ms

Flags	Tag	Value
0	issue	amazon.com.org
0	issue	letsencrypt.org
0	issue	ssl.com
0	issuewild	amazon.com
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 22:07:47

www CNAME	avc.dk (all on avc.dk) → 83.151.132.248 (AS31027)
www vs bare domain	Same network avc.dk: 83.151.132.248 (AS31027) www.avc.dk: 83.151.132.248 (AS31027)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-avc-dk._domainkey.avcdk.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-avc-dk._domainkey.avcdk.onmicrosoft.com	RSA · ~1024 bit below 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: 9/10 · policy: ~all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.avc.dk	JCV5x4FY4rwqG8ailc-x6YDkbRNvKnzAC16S2DFx5_w

🔗 TLSA / DANE#

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

🔐 DNSSEC#

166ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026090904
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

122ms

63ms

155ms

AAAA

76ms

TXT

278ms

CAA

136ms

HTTPS

144ms

TLSA

497ms

SOA

0ms

MTA-STS

100ms

DNSSEC

166ms

SRV

211ms

Total

1454ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 13:44:18	1244ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 10:28:14	1284ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 09:59:31	3218ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 08:50:42	3090ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 08:47:58	909ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 18:44:14	2223ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 22:10:25	1735ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 19:47:47 shown	1454ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 08:54:24	1111ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 13:47:35	3039ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 18:27:01	1745ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 04:44:09	1147ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 21:17:05	1311ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 05:56:00	1456ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 12:54:42	1177ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:54:22	2330ms	2 NS 1 A 1 MX	🔒 Secure