syhh.dk

Records from scan: 2026-10-19 01:00:19  ·  806ms total  ·  last checked 2026-10-20 01:34 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

syhh.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 August 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.206 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is DNSSEC-signed and validates, publishes a 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
NameserverIP addressesPTRASN / 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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.116.232.206 7200s web6.gigahost.dk AS47292 Sentia Denmark A/S 217.116.224.0/20 🇩🇰 Denmark —

📧 MX Records#

3 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
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 Records#

1 records   172ms
TXT Record
v=spf1 include:spf_het.syhh.dk include:spf_wd.syhh.dk include:_custspf.one.com ip4:87.60.86.62 ip4:192.168.1.1/20 -all

✉️ SPF#

PolicyRecord (syhh.dk)
-all (hard fail) v=spf1 include:spf_het.syhh.dk include:spf_wd.syhh.dk include:_custspf.one.com ip4:87.60.86.62 ip4:192.168.1.1/20 -all

📨 DMARC#

PolicyRecord (_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

🧩 Web & zone#

checked 2026-10-19 01:00:19
www CNAMEsyhh.dk (all on syhh.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
mail — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.syhh.dk _acme-challenge.acme.syhh.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

116ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

46ms
FieldValue
Serial2026101802
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-15 22:34:22
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-08-16
Expires2027-08-31 (314d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
heidensleben.dkPunktum dk A/S (direct)
syhhmon.dkdns.services ApS
talentloebet.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
44ms
MX
45ms
AAAA
48ms
TXT
172ms
CAA
40ms
HTTPS
55ms
TLSA
145ms
SOA
46ms
MTA-STS
53ms
DNSSEC
116ms
SRV
59ms
Total
806ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 01:00:19 shown 806ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-15 22:17:55 609ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-13 19:44:33 1254ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-09 15:56:38 1216ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-07 14:13:54 2765ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-05 09:01:49 1036ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-02 08:28:26 1052ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-27 07:09:55 1682ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-04 06:59:44 440ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-21 13:00:41 5344ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-19 10:12:42 1479ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-16 19:04:23 2717ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-11 19:09:55 1134ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-09 22:00:09 1114ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-08 06:51:38 9088ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-03 16:37:48 707ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-01 19:16:17 1023ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-30 20:58:05 9051ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-29 01:50:50 2883ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-24 13:21:13 1012ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-04 16:50:17 920ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-25 17:46:48 770ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-17 14:26:21 1651ms 2 NS 1 A 3 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone