bytbo.dk DNS records

🖥️ Nameservers3 records 79ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com oxygen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
88.198.219.246	7200s	www4.your-server.de	AS24940	Hetzner Online GmbH	88.198.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 93ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	www4.your-server.de	2a01:4f8:d0a:27bd::2 88.198.219.246	www4.your-server.de www4.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	mail.your-server.de → 78.46.5.205

🔷 AAAA Records (IPv6)1 records 86ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:d0a:27bd::2	7200s	www4.your-server.de	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 127ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.your-server.de
_imaps._tcp	0	100	993	mail.your-server.de

📝 TXT Records1 records 325ms

TXT Record
v=spf1 +a +mx ?all

✉️ SPF

Policy	Record (bytbo.dk)
?all (neutral)	v=spf1 +a +mx ?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)

🔐 DNSSEC119ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026021200
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	postmaster@your-server.de
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

79ms

A

50ms

MX

93ms

AAAA

86ms

TXT

325ms

CAA

74ms

HTTPS

55ms

TLSA

141ms

SOA

0ms

MTA-STS

101ms

DNSSEC

119ms

SRV

127ms

Total

953ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 05:15:59	953ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 21:28:29	2713ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 00:49:56	811ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 06:03:16	934ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 07:19:44	1026ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 03:33:41	988ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 18:47:12	1564ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 18:40:32	3488ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 18:30:42	535ms	3 NS 1 A 1 MX	🔓 Insecure	View