thomasskolen.dk DNS records

🖥️ Nameservers3 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
mimer.deic.dk	2001:87f:ff27:65::66 95.128.27.66	mimer.deic.dk mimer.deic.dk	AS198455 Danmarks Tekniske Universitet AS198455 Danmarks Tekniske Universitet
ns-soa.darenet.dk	130.226.179.50 2001:878:0:e000:82:e2:b3:32	ns-soa.darenet.dk ns-soa.darenet.dk	AS1835 IDDQD-AS AS1835 IDDQD-AS
orion.i2.dk	78.153.182.90	orion.i2.dk	AS31027 GlobalConnect A/S

🌍 A Records1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.249.43	86400s	rekyl.i2.dk	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	thomasskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::6 2a01:111:f403:ca04::a 2a01:111:f403:ca09::8 52.101.68.29 52.101.68.8 52.101.73.24 52.101.73.28	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00204.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 266ms

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

📝 TXT Records5 records 715ms

TXT Record
google-site-verification=ot9l6jeV0MKz_zT1cpX_DaEyLJTWtGRAiA6MG64oj2s
inst=Thomasskolen
MS=ms44378945
SOA=1732029826
v=spf1 include:dedicated.mysmtp.com ip4:89.221.167.1/24 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (thomasskolen.dk)
-all (hard fail)	v=spf1 include:dedicated.mysmtp.com ip4:89.221.167.1/24 include:spf.protection.outlook.com -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)

🔐 DNSSEC125ms

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	1732029826
Primary NS (MNAME)	mimer.deic.dk
Responsible (RNAME)	dns@support.i2.dk
Refresh	16384s
Retry	2048s
Expire	2097152s
Minimum (neg-cache TTL)	2560s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

53ms

A

53ms

MX

76ms

AAAA

59ms

TXT

715ms

CAA

71ms

HTTPS

72ms

TLSA

595ms

SOA

0ms

MTA-STS

95ms

DNSSEC

125ms

SRV

266ms

Total

1766ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 20:32:07	1766ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 19:48:28	2503ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 06:10:45	1689ms	3 NS 1 A 1 MX	🔓 Insecure	View