v-fs.dk

Records from scan: 2026-10-15 10:03:59 · 2327ms total · last checked 2026-10-18 13:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

v-fs.dk is a .dk domain served by 2 nameservers (jaxson.ns.cloudflare.com, melissa.ns.cloudflare.com). It was registered on 7 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.22.9 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by vfs-dk0c.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 112ms

Nameserver	IP addresses	PTR	ASN / ISP
jaxson.ns.cloudflare.com	108.162.195.221 162.159.44.221 172.64.35.221 2606:4700:58::a29f:2cdd 2803:f800:50::6ca2:c3dd 2a06:98c1:50::ac40:23dd	jaxson.ns.cloudflare.com jaxson.ns.cloudflare.com jaxson.ns.cloudflare.com jaxson.ns.cloudflare.com jaxson.ns.cloudflare.com jaxson.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melissa.ns.cloudflare.com	108.162.192.199 172.64.32.199 173.245.58.199 2606:4700:50::adf5:3ac7 2803:f800:50::6ca2:c0c7 2a06:98c1:50::ac40:20c7	melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 117ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.22.9	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.201.177	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 113ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	vfs-dk0c.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca21::a 2a01:111:f403:ca3c::a 2a01:111:f403:ca48::c 52.101.103.162 52.101.209.153 52.101.68.27 52.101.91.159	mail-am7pr02cu00302.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-matpr04cu00207.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 → 52.98.154.152
🔶 Autoconfig	104.21.22.9

🔷 AAAA Records (IPv6)#

2 records 116ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1609	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:c9b1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 91ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.22.9,172.67.201.177 ech=AEX+DQBBJgAgACDa4/OsKxwoXj9Wj6hUK/9gfX2ywl9oZzdcO05tPB0NBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1609,2606:4700:3034::ac43:c9b1

🔌 SRV Records#

1 records 469ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 488ms

TXT Record
google-site-verification=W8-bWGAyvkj3gTQrUP6yVJX36DQ9-nRV9SKQ6eaS2s8
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (v-fs.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.v-fs.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:re+oxrw4jtbsi6@dmarc.postmarkapp.com; fo=1

📬 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#

checked 2026-10-15 10:03:59

www	104.21.22.9 172.67.201.177 2606:4700:3031::6815:1609 2606:4700:3034::ac43:c9b1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network v-fs.dk: 104.21.22.9 172.67.201.177 2606:4700:3031::6815:1609 2606:4700:3034::ac43:c9b1 (AS13335) www.v-fs.dk: 104.21.22.9 172.67.201.177 2606:4700:3031::6815:1609 2606:4700:3034::ac43:c9b1 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-vfs-dk0c._domainkey.livetsskole.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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.v-fs.dk	D2ZOUBwsxKPxVgXdpxwFuEMdOkQaOlR7tWoEcYLJYj4
TXT	_acme-challenge.v-fs.dk	sP_qln6Omw7mFZrB2D0iLBLXaX9zQcis12C1g4eJLEM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

171ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

64ms

Field	Value
Serial	2417500878
Primary NS (MNAME)	jaxson.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 06:53:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-05-07
Expires	2027-05-31 (224d)

📋 WHOIS#

⏱️ Lookup Timing#

112ms

117ms

113ms

AAAA

116ms

TXT

488ms

CAA

112ms

HTTPS

91ms

TLSA

216ms

SOA

64ms

MTA-STS

118ms

DNSSEC

171ms

SRV

469ms

Total

2327ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 10:03:59 shown	2327ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 13:45:34	10458ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-09 07:27:43	3115ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 06:05:13	16437ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-18 05:47:20	1786ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-16 21:35:22	1870ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-15 08:12:02	2154ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-06 10:12:26	2256ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 14:27:47	2928ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 22:48:24	748ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 18:20:06	3040ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 20:22:19	1590ms	2 NS 2 A 1 MX	🔓 Insecure