naturefterskolen.dk DNS records

🖥️ Nameservers2 records 109ms

Nameserver	IP addresses	PTR	ASN / ISP
bella.ns.cloudflare.com	108.162.192.74 172.64.32.74 173.245.58.74 2606:4700:50::adf5:3a4a 2803:f800:50::6ca2:c04a 2a06:98c1:50::ac40:204a	bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com bella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 137ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.104.246.93	300s	node7.ishost.dk	AS63949	Akamai Connected Cloud	172.104.224.0/19	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	naturefterskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::6 2a01:111:f403:ca09::a 2a01:111:f403:ca09::b 52.101.181.153 52.101.68.32 52.101.73.12 52.101.73.145	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr02cu00301.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 164ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 340ms

TXT Record
MS=ms61717394
v=spf1 mx ip4:93.176.80.241/32 ip4:152.115.94.181/32 ip4:51.137.205.22/24 a:mail.ishost.dk a:mail3.ishost.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (naturefterskolen.dk)
-all (hard fail)	v=spf1 mx ip4:93.176.80.241/32 ip4:152.115.94.181/32 ip4:51.137.205.22/24 a:mail.ishost.dk a:mail3.ishost.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.naturefterskolen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:f541eda17b6a4ae19902660200b5eff8@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC251ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413558413
Primary NS (MNAME)	bella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-06-19 21:40:03

Field	Value
Registrar	CURANET A/S
Registered	1999-12-30
Expires	2026-12-31 (117d)

📋 WHOIS

⏱️ Lookup Timing

NS

109ms

A

137ms

MX

82ms

AAAA

108ms

TXT

340ms

CAA

109ms

HTTPS

94ms

TLSA

419ms

SOA

0ms

MTA-STS

167ms

DNSSEC

251ms

SRV

164ms

Total

1834ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 00:42:05	1834ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 11:43:28	9668ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 23:28:06	8645ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 15:27:10	1825ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 14:12:31	1328ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 21:19:48	2681ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 21:38:16	693ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 06:36:02	6145ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 04:42:09	2969ms	2 NS 1 A 1 MX	🔓 Insecure	View