syhh.dk DNS records

🖥️ Nameservers2 records 261ms

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 234ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.206	7200s	206.giga-ptr.232.116.217.in-addr.arpa web6.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records3 records 234ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	7200s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	7200s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 530ms

TXT Record
v=spf1 include:spf_sag.syhh.dk include:spf_het.syhh.dk include:spf_wd.syhh.dk include:_custspf.one.com ip4:192.168.1.1/20 -all

✉️ SPF

Policy	Record (syhh.dk)
-all (hard fail)	v=spf1 include:spf_sag.syhh.dk include:spf_het.syhh.dk include:spf_wd.syhh.dk include:_custspf.one.com ip4:192.168.1.1/20 -all

📨 DMARC

Policy	Record (_dmarc.syhh.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc-reports@syhhlog.dk; fo=1

📬 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)

🔐 DNSSEC458ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082102
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

261ms

A

234ms

MX

234ms

AAAA

201ms

TXT

530ms

CAA

258ms

HTTPS

262ms

TLSA

616ms

SOA

0ms

MTA-STS

381ms

DNSSEC

458ms

SRV

329ms

Total

5344ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 13:00:41	5344ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-19 10:12:42	1479ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-16 19:04:23	2717ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-11 19:09:55	1134ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-09 22:00:09	1114ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-08 06:51:38	9088ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-03 16:37:48	707ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-01 19:16:17	1023ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-30 20:58:05	9051ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-29 01:50:50	2883ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-24 13:21:13	1012ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-04 16:50:17	920ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-25 17:46:48	770ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 14:26:21	1651ms	2 NS 1 A 3 MX	🔒 Secure	View