odensekatedralskole.dk

📜 Historical scan 2026-08-26 20:53:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

odensekatedralskole.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.136.70.81 is hosted by Webdock.io ApS (AS44803) in Denmark. Mail is handled by odensekatedralskole-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.136.70.81	3600s	odensekatedralskole.dk	AS44803	Webdock.io ApS	45.136.70.0/23	🇩🇰 Denmark	Asperup

📧 MX Records#

1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	odensekatedralskole-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::1 2a01:111:f403:ca09::d 2a01:111:f403:ca48::a 52.101.68.0 52.101.68.25 52.101.68.32 52.101.73.8	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)#

1 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:1301:4050:100:0:70:81:0	3600s	odensekatedralskole.dk	AS44803	Webdock.io ApS	2a06:1301:4050:0:0:0:0:0/48	🇩🇰 Denmark	Nørre Åby

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 94ms

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

📝 TXT Records#

9 records 217ms

TXT Record
9td7g52u1lm5usqinfpkc987km
adobe-idp-site-verification=541aa942a6f4682f94b7947772d04d465bcdf51c5c5c4987c84c9a02a7168d98
f1nfov7oaf7r8u51an9oodtpg8
FI2LV/4C4Z/IOa0at2kReKZC6ciftZ/u6gp5p9dfT0XthhZ4p7icAv8fLAbWV83fy//FdIp0Tk5G1ATHLI+8HA==
inst=Odense Katedralskole
iqgnsl2mu0j8r9mm1k1nl6t42v
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCQLZF7qDtZUuQlFHp8igR9c7varNjXJDEPNexGIpkwzRRUHnwQqijXfsAULkh/dq894RfXFaHpQhQIoIuTfUd5pRp12fnYcGK2ZA5OUTNu3/mlqpP9XrAT1MbZtibYk7W477Ix0IyZsQT89ga9uqQNZ+MUhFPrz92zwc5rqLa5zwIDAQAB
k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCG0RZuhcCAG6i0V6GECxT+99DdjPni/3hVO5ILvRATcn0ERfLXFf4IRSCaXLlGHAy1OotIP6MVL8/HKATWl7pzHPr5xuWDF+PnLxQUjWXF/oQukrUVNkSpCw0eLiTBGYnaD3ZqJgrDKs+wekyKieFu9GG6q6JPXkK8pdzatDAlNQIDAQAB
v=spf1 a:itcpostfix02out.itcfyn.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (odensekatedralskole.dk)
-all (hard fail)	v=spf1 a:itcpostfix02out.itcfyn.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.odensekatedralskole.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email,mailto:dmarc@itcfyn.dk;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 21:01:34

www	45.136.70.81 2a06:1301:4050:100:0:70:81:0 (AS44803) (address records, no CNAME)
www vs bare domain	Same network odensekatedralskole.dk: 45.136.70.81 2a06:1301:4050:100:0:70:81:0 (AS44803) www.odensekatedralskole.dk: 45.136.70.81 2a06:1301:4050:100:0:70:81:0 (AS44803)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-odensekatedralskole-dk._domainkey.o365itcfyn.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026041501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

60ms

37ms

54ms

AAAA

37ms

TXT

217ms

CAA

39ms

HTTPS

41ms

TLSA

223ms

SOA

0ms

MTA-STS

65ms

DNSSEC

77ms

SRV

94ms

Total

904ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:14:57	1035ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 13:34:15	1214ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 22:57:53	1980ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 20:53:24 shown	904ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:13:27	6575ms	2 NS 1 A 1 MX	🔒 Secure