denniskejser.dk DNS records

🖥️ Nameservers2 records 41ms

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 Records1 records 20ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.96	3600s	webcluster2.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3660s	denniskejser-dk.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 2a01:111:f403:ca09::3 2a01:111:f403:ca09::d 52.101.68.21 52.101.68.39 52.101.68.8 52.101.73.28	mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 23ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:8007:42d0:b84a:5fd0	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 118ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (denniskejser.dk)
-all (hard fail)	v=spf1 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)

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082801
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

20ms

MX

22ms

AAAA

23ms

TXT

118ms

CAA

29ms

HTTPS

22ms

TLSA

355ms

SOA

0ms

MTA-STS

36ms

DNSSEC

110ms

SRV

39ms

Total

829ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 15:09:14	829ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 11:29:07	924ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 18:33:28	9303ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 15:34:42	17484ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 20:36:07	8881ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 04:49:28	5330ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 00:43:37	2678ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 20:03:20	1181ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 23:58:20	865ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 04:28:56	2865ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 03:37:26	33096ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 02:08:12	628ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 02:00:58	1684ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 02:00:58	2055ms	2 NS 1 A 1 MX	🔒 Secure	View