skoleol.dk DNS records

🖥️ Nameservers6 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns10.dnsadmin.dk	208.94.148.4 2600:1800:10::1	ns10.dnsmadeeasy.com ns10.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns11.dns-admin.dk	208.80.124.4 2600:1801:11::1	ns11.dnsmadeeasy.com ns11.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns12.dnsadmin.dk	208.80.126.4 2600:1802:12::1	ns12.dnsmadeeasy.com ns12.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns13.dns-admin.dk	208.80.125.4 2600:1801:13::1	ns13.dnsmadeeasy.com ns13.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns14.dnsadmin.dk	208.80.127.4 2600:1802:14::1	ns14.dnsmadeeasy.com ns14.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC
ns15.dns-admin.dk	208.94.149.4 2600:1800:15::1	ns15.dnsmadeeasy.com ns15.dnsmadeeasy.com	AS16552 Tiggee LLC AS16552 Tiggee LLC

🌍 A Records1 records 2055ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.69.68.10	298s	—	AS8075	Microsoft Corporation	13.64.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 143ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	skoleol-dk.f-v1.mx.microsoft	2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 52.101.209.153 52.101.68.12 52.101.73.15 52.101.73.153	mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 145ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 293ms

TXT Record
ms=ms69652740
MS=ms92706575
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (skoleol.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.skoleol.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:656f12cd2cdba@dmarc.centerasecurity.com;

📬 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 / DANE4 records 93ms

Service / Owner	Type	Cert association
SMTP _25._tcp.skoleol-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.skoleol-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.skoleol-dk.f-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.skoleol-dk.f-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC105ms

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

🏷️ SOA0ms

Field	Value
Serial	2009010456
Primary NS (MNAME)	ns20.digicertdns.com
Responsible (RNAME)	dns@digicertdns.com
Refresh	43200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	180s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

57ms

A

2055ms

MX

143ms

AAAA

56ms

TXT

293ms

CAA

64ms

HTTPS

1178ms

TLSA

93ms

SOA

0ms

MTA-STS

94ms

DNSSEC

105ms

SRV

145ms

Total

2748ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 22:19:54	2748ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 21:36:29	11406ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 21:27:46	12976ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 07:45:29	1694ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 06:29:49	1604ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 21:54:11	10410ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 16:38:50	9350ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 12:18:13	1536ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 06:04:16	1499ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 11:09:21	1641ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 17:13:49	7528ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 19:11:17	3191ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 06:32:31	1253ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 01:51:26	1381ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 05:16:31	1173ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 13:41:39	1208ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 19:21:55	2383ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 03:54:01	2203ms	6 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:33:57	961ms	6 NS 1 A 1 MX	🔒 Secure	View