sfvest.dk DNS records

🖥️ Nameservers2 records 82ms

Nameserver	IP addresses	PTR	ASN / ISP
greg.ns.cloudflare.com	108.162.193.115 172.64.33.115 173.245.59.115 2606:4700:58::adf5:3b73 2803:f800:50::6ca2:c173 2a06:98c1:50::ac40:2173	greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
maya.ns.cloudflare.com	108.162.192.194 172.64.32.194 173.245.58.194 2606:4700:50::adf5:3ac2 2803:f800:50::6ca2:c0c2 2a06:98c1:50::ac40:20c2	maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 107ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.14.165	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.160.16	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)2 records 75ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:a010	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:ea5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 101ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.14.165,172.67.160.16 ech=AEX+DQBBYQAgACDLZaUhRrNOxKTEOetLnsDFreD0DY/ayRlcj6KlnEOBeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:a010,2606:4700:3034::6815:ea5

🔌 SRV Records1 records 164ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sfvest.dk	PhAMYuY0b6koQJbnCNR_Tu0_az5KXomZi2kepsn1FYc
TXT	_acme-challenge.sfvest.dk	U-h3gc6Eii6qtFAZKQG64ixh_RbpPA4XfuvqBMUonlY

🔗 TLSA / DANE2 records 170ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC299ms

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

🏷️ SOA0ms

Field	Value
Serial	2413441561
Primary NS (MNAME)	greg.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

82ms

A

107ms

MX

57ms

AAAA

75ms

TXT

369ms

CAA

102ms

HTTPS

101ms

TLSA

170ms

SOA

0ms

MTA-STS

135ms

DNSSEC

299ms

SRV

164ms

Total

1713ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 05:58:49	1713ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 04:52:56	718ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 15:18:50	10006ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 01:05:54	773ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 05:23:57	1022ms	2 NS 2 A 1 MX	🔓 Insecure	View