christianfrohn.dk DNS records

🖥️ Nameservers2 records 91ms

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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.215	3600s	webcluster1.wordpresspod1-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	christianfrohn-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca09::5 2a01:111:f403:ca48::a 52.101.73.123 52.101.73.126 52.101.73.155 52.101.73.16	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as2pr05cu00100.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)1 records 122ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:101:b8:1947:18f8:8299	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 Records3 records 237ms

TXT Record
google-site-verification=DJV4zKPnJHixk3-1R2xwLxc__r_yEWjHz8dKnRL9GAc
MS=ms69483887
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (christianfrohn.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)

🔐 DNSSEC165ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081202
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-08 20:45:53

Field	Value
Registrar	ONE.COM A/S
Registered	2022-01-30
Expires	2027-01-29 (148d)

📋 WHOIS

⏱️ Lookup Timing

NS

91ms

A

60ms

MX

91ms

AAAA

122ms

TXT

237ms

CAA

139ms

HTTPS

106ms

TLSA

344ms

SOA

0ms

MTA-STS

119ms

DNSSEC

165ms

SRV

139ms

Total

1343ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:04:14	1343ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 04:37:33	7044ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 14:52:32	1735ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 00:27:51	2529ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 16:29:01	17125ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 12:06:15	3465ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 11:29:44	1037ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 11:16:35	8930ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 10:56:56	17242ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 07:28:56	1054ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 06:44:55	1880ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 05:54:57	990ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 18:35:20	1277ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 14:36:04	1160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 14:22:13	2692ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 10:12:40	1029ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 00:23:02	1060ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 23:03:16	1155ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 13:04:24	1003ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 12:45:25	1923ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 20:45:28	10101ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 00:31:23	1279ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 18:08:44	2939ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 20:08:36	2805ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 21:54:51	741ms	2 NS 1 A 1 MX	🔒 Secure	View