esbenelkjaer.dk DNS records

🖥️ Nameservers2 records 77ms

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 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.38.8	3600s	—	AS48854	team.blue Denmark A/S	193.8.38.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	esbenelkjaer-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 235ms

TXT Record
MS=ms74377587
v=spf1 include:spf.curanet.dk include:_custspf.one.com include:spf.simply.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (esbenelkjaer.dk)
-all (hard fail)	v=spf1 include:spf.curanet.dk include:_custspf.one.com include:spf.simply.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.esbenelkjaer.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@esbenelkjaer.dk; ruf=mailto:dmarc@esbenelkjaer.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

🔗 TLSA / DANE

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

🔐 DNSSEC141ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081301
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

77ms

A

80ms

MX

43ms

AAAA

71ms

TXT

235ms

CAA

107ms

HTTPS

64ms

TLSA

240ms

SOA

0ms

MTA-STS

94ms

DNSSEC

141ms

SRV

83ms

Total

1054ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:29:23	1054ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 09:08:58	5106ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 14:04:47	1755ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 22:14:16	1262ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 22:00:09	6350ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 09:29:29	1219ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 05:53:33	708ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 20:33:40	929ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 06:09:57	1883ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:15:53	1012ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:15:41	1040ms	2 NS 1 A 1 MX	🔒 Secure	View