byersrum.dk DNS records

🖥️ Nameservers2 records 43ms

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 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.81	3600s	webcluster1.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	byersrum-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.25 52.101.68.39 52.101.73.19 52.101.73.22	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00106.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)1 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:8d:9b42:2639:e104	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 Records2 records 183ms

TXT Record
MS=ms24395867
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (byersrum.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)

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-28 02:52:31

Field	Value
Registrar	ONE.COM A/S
Registered	2022-11-21
Expires	2026-11-20 (79d)

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

64ms

MX

52ms

AAAA

52ms

TXT

183ms

CAA

54ms

HTTPS

65ms

TLSA

723ms

SOA

0ms

MTA-STS

89ms

DNSSEC

90ms

SRV

170ms

Total

3342ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 09:16:57	3342ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 14:21:08	18085ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 17:51:35	1111ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 08:10:26	1456ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 02:51:36	9216ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 02:15:41	1215ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 01:50:05	1471ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 01:30:35	1229ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 19:28:32	9085ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 17:58:50	9006ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 16:10:55	9580ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 14:45:26	1604ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 21:03:52	10136ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 20:30:37	1456ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 16:58:17	1905ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 20:57:14	9104ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 06:17:25	2760ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 00:19:10	9523ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 19:30:33	1726ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 11:48:51	5318ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 10:38:38	1243ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 18:50:37	741ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 03:00:04	1249ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 05:30:56	1819ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:04:29	1175ms	2 NS 1 A 1 MX	🔒 Secure	View