firstaidinstructor.dk DNS records

🖥️ Nameservers2 records 214ms

Nameserver	IP addresses	PTR	ASN / ISP
emily.ns.cloudflare.com	108.162.192.155 172.64.32.155 173.245.58.155 2606:4700:50::adf5:3a9b 2803:f800:50::6ca2:c09b 2a06:98c1:50::ac40:209b	emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com emily.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
igor.ns.cloudflare.com	108.162.193.119 172.64.33.119 173.245.59.119 2606:4700:58::adf5:3b77 2803:f800:50::6ca2:c177 2a06:98c1:50::ac40:2177	igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 215ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.125	300s	server17.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 185ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mail.firstaidinstructor.dk	178.20.216.125	server17.chosting.dk	AS21060 Atea A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	178.20.216.125
🔶 Autoconfig	178.20.216.125

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 446ms

TXT Record
v=spf1 +mx +a +ip4:178.20.216.8 +include:spf.chosting.dk ~all

✉️ SPF

Policy	Record (firstaidinstructor.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:178.20.216.8 +include:spf.chosting.dk ~all

📨 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

🔗 TLSA / DANE

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

🔐 DNSSEC320ms

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

🏷️ SOA216ms

Field	Value
Serial	2405932717
Primary NS (MNAME)	emily.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

214ms

A

215ms

MX

185ms

AAAA

207ms

TXT

446ms

CAA

232ms

HTTPS

217ms

TLSA

120ms

SOA

216ms

MTA-STS

230ms

DNSSEC

320ms

SRV

254ms

Total

1938ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 17:34:37	6571ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-01 18:06:12	2758ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-19 11:40:42	9517ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-29 22:11:57	816ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 21:16:54	1794ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 19:02:42	1938ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 21:05:28	888ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 10:14:56	644ms	2 NS 1 A 1 MX	🔓 Insecure	View