scienceefterskolen.dk DNS records

🖥️ Nameservers2 records 34ms

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 Records2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.41.222	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.194.208	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	scienceefterskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::1 2a01:111:f403:ca04::7 2a01:111:f403:ca09::26 52.101.181.153 52.101.68.8 52.101.73.145 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24
🔶 Autoconfig	104.21.41.222

🔷 AAAA Records (IPv6)2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:29de	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:c2d0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.41.222,172.67.194.208 ech=AEX+DQBBBQAgACAbQZebIQhDSFGjV8r8bAgUrIRee0RhxQoxPq63ozC6fgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:29de,2606:4700:3034::ac43:c2d0

📝 TXT Records2 records 202ms

TXT Record
cisco-ci-domain-verification=7f237e8d32e1db1e752714c34b2aedf6d56775c338a88c0b85ee0530065996a5
v=spf1 ip4:89.184.154.84 ip4:94.231.103.127 include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF

Policy	Record (scienceefterskolen.dk)
-all (hard fail)	v=spf1 ip4:89.184.154.84 ip4:94.231.103.127 include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.scienceefterskolen.dk)
p=reject	v=DMARC1; p=reject

📬 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)

🔐 DNSSEC84ms

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

🏷️ SOA0ms

Field	Value
Serial	2413294272
Primary NS (MNAME)	bella.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

34ms

A

49ms

MX

52ms

AAAA

47ms

TXT

202ms

CAA

47ms

HTTPS

37ms

TLSA

310ms

SOA

0ms

MTA-STS

77ms

DNSSEC

84ms

SRV

81ms

Total

983ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 06:07:19	983ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-27 20:46:37	1282ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-13 06:43:39	7075ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-07 00:21:30	2224ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-20 07:06:29	2167ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-01 00:20:17	1665ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-28 02:51:19	1538ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-23 17:57:41	1137ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 17:26:50	1596ms	2 NS 2 A 1 MX	🔒 Secure	View