sgf2011.dk DNS records

🖥️ Nameservers2 records 104ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kiki.ns.cloudflare.com	108.162.192.180 172.64.32.180 173.245.58.180 2606:4700:50::adf5:3ab4 2803:f800:50::6ca2:c0b4 2a06:98c1:50::ac40:20b4	kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.118	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.212.161	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:3576	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:d4a1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 70ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.118,172.67.212.161 ech=AEX+DQBBqgAgACDoLtW1D936N1IOECuxYRRPe7h8MJBej8DNLfjBq/ZvQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:3576,2606:4700:3037::ac43:d4a1

📝 TXT Records1 records 219ms

TXT Record
v=spf1 mx a ip4:84.19.174.8 -all

✉️ SPF

Policy	Record (sgf2011.dk)
-all (hard fail)	v=spf1 mx a ip4:84.19.174.8 -all

📨 DMARC

Policy	Record (_dmarc.sgf2011.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@zakobo.dk; ruf=mailto:dmarc@zakobo.dk; fo=0:1:d:s; adkim=s; aspf=s

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC140ms

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	2411869950
Primary NS (MNAME)	duke.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

104ms

A

53ms

MX

82ms

AAAA

60ms

TXT

219ms

CAA

59ms

HTTPS

70ms

TLSA

59ms

SOA

0ms

MTA-STS

72ms

DNSSEC

140ms

SRV

101ms

Total

774ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:57:05	774ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 08:05:59	1218ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-10 21:00:58	3878ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-16 03:07:11	979ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 13:31:25	762ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 15:51:04	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:15:57	719ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 21:05:39	813ms	2 NS 2 A 0 MX	🔓 Insecure	View