byersrum.dk

📜 Historical scan 2026-06-23 05:30:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byersrum.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.241.81 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by byersrum-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 34ms

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 33ms

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 Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	byersrum-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::20 2a01:111:f403:ca09::d 52.101.68.18 52.101.68.21 52.101.73.153 52.101.73.30	mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.231.8

🔷 AAAA Records (IPv6)#

1 records 68ms

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 Records#

2 records 356ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 09:02:16

www	77.111.241.81 2a02:2350:5:104:8d:9b42:2639:e104 (AS51468) (address records, no CNAME)
www vs bare domain	Same network byersrum.dk: 77.111.241.81 2a02:2350:5:104:8d:9b42:2639:e104 (AS51468) www.byersrum.dk: 77.111.241.81 2a02:2350:5:104:8d:9b42:2639:e104 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

126ms

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

🏷️ SOA#

36ms

Field	Value
Serial	2026062201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 09:50:48

Field	Value
Registrar	ONE.COM A/S
Registered	2022-11-21
Expires	2026-11-20 (28d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

33ms

69ms

AAAA

68ms

TXT

356ms

CAA

61ms

HTTPS

71ms

TLSA

1059ms

SOA

36ms

MTA-STS

39ms

DNSSEC

126ms

SRV

207ms

Total

1819ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 09:02:15	1132ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 22:20:57	1216ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 14:51:29	872ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-10 09:38:17	1257ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 09:24:32	1419ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 09:16:57	3342ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 14:21:08	18085ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 17:51:35	1111ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-31 08:10:26	1456ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-28 02:51:36	9216ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-27 02:15:41	1215ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 01:50:05	1471ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 01:30:35	1229ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-23 19:28:32	9085ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 17:58:50	9006ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 16:10:55	9580ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-20 14:45:26	1604ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 21:03:52	10136ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 20:30:37	1456ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 16:58:17	1905ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 20:57:14	9104ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 06:17:25	2760ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-07 00:19:10	9523ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-05 19:30:33	1726ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 11:48:51	5318ms	2 NS 1 A 1 MX	🔒 Secure