slyngrensning.dk DNS records

🖥️ Nameservers2 records 257ms

Nameserver	IP addresses	PTR	ASN / ISP
alfred.ns.cloudflare.com	108.162.195.131 162.159.44.131 172.64.35.131 2606:4700:58::a29f:2c83 2803:f800:50::6ca2:c383 2a06:98c1:50::ac40:2383	alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com alfred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
isla.ns.cloudflare.com	108.162.192.119 172.64.32.119 173.245.58.119 2606:4700:50::adf5:3a77 2803:f800:50::6ca2:c077 2a06:98c1:50::ac40:2077	isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com isla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 286ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.15	300s	vm1292.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	185.21.40.15
🔶 Autoconfig	185.21.40.15

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 939ms

TXT Record
v=spf1 mx a include:spf.curanet.dk include:spf.simply.com include:web.shared.mysmtp.com -all

✉️ SPF

Policy	Record (slyngrensning.dk)
-all (hard fail)	v=spf1 mx a include:spf.curanet.dk include:spf.simply.com include:web.shared.mysmtp.com -all

📨 DMARC

Policy	Record (_dmarc.slyngrensning.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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)

🔐 DNSSEC731ms

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	2412722889
Primary NS (MNAME)	alfred.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

257ms

A

286ms

MX

317ms

AAAA

274ms

TXT

939ms

CAA

275ms

HTTPS

216ms

TLSA

487ms

SOA

0ms

MTA-STS

498ms

DNSSEC

731ms

SRV

423ms

Total

7033ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 13:18:02	7033ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-28 21:50:30	9731ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-06-22 14:16:30	3329ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-06-22 03:57:06	1164ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 02:59:21	896ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-06-17 14:20:44	801ms	2 NS 1 A 0 MX	🔓 Insecure	View