biberkopf.dk DNS records

🖥️ Nameservers2 records 182ms

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 191ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.90.67.40	900s	cp01.azehosting.net	AS24940	Hetzner Online GmbH	157.90.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records5 records 217ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	2a00:1450:400c:c04::1a 2a00:1450:400c:c04::1a 66.102.1.27	wk-in-f26.1e100.net wk-in-x1a.1e100.net wb-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4013:c1e::1b	rd-in-f27.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	alt3.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	alt4.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	biberkopf.dk → 157.90.67.40
🔶 Autoconfig	biberkopf.dk → 157.90.67.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 400ms

TXT Record
v=spf1 +a include:_spf.google.com ~all

✉️ SPF

Policy	Record (biberkopf.dk)
~all (soft fail)	v=spf1 +a include:_spf.google.com ~all

📨 DMARC

Policy	Record (_dmarc.biberkopf.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.biberkopf.dk	biberkopf.dk

🔗 TLSA / DANE

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

🔐 DNSSEC310ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081601
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

182ms

A

191ms

MX

217ms

AAAA

185ms

TXT

400ms

CAA

225ms

HTTPS

240ms

TLSA

271ms

SOA

0ms

MTA-STS

242ms

DNSSEC

310ms

SRV

234ms

Total

2603ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 22:25:18	2603ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-11 11:58:20	3697ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-21 10:22:31	3300ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-20 21:56:17	1162ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 14:28:59	621ms	2 NS 1 A 5 MX	🔒 Secure	View