byr.dk

Records from scan: 2026-09-30 17:33:45 · 442ms total · last checked 2026-10-16 13:25 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byr.dk is a .dk domain served by 2 nameservers (ns.scannet2.dk, ns2.scannet2.dk). It was registered on 15 February 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.191 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mail.nrgi.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.191	3600s	webcluster2.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.nrgi.dk	5.103.39.212	mail.nrgi.dk	AS44869 FIBIA P/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	77.111.240.191
🔶 Autoconfig	77.111.240.191

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 53ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	0	5061	sip.byr.dk

📝 TXT Records#

1 records 156ms

TXT Record
v=spf1 mx ip4:5.103.39.212 ~all

✉️ SPF#

Policy	Record (byr.dk)
~all (soft fail)	v=spf1 mx ip4:5.103.39.212 ~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#

checked 2026-10-07 20:08:38

www	77.111.240.191 (AS51468) (address records, no CNAME)
www vs bare domain	Same network byr.dk: 77.111.240.191 (AS51468) www.byr.dk: 77.111.240.191 (AS51468)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
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#

81ms

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

🏷️ SOA#

25ms

Field	Value
Serial	2025032405
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 04:29:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-02-15
Expires	2027-02-28 (133d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

29ms

30ms

AAAA

30ms

TXT

156ms

CAA

68ms

HTTPS

54ms

TLSA

55ms

SOA

25ms

MTA-STS

64ms

DNSSEC

81ms

SRV

53ms

Total

442ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 17:33:45 shown	442ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:14:11	853ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:51:03	560ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 18:25:02	1109ms	2 NS 1 A 1 MX	🔒 Secure