reef.dk

Records from scan: 2026-08-28 23:34:29  ·  1185ms total  ·  last checked 2026-10-17 03:34 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

reef.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 4 February 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.115 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by reef.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records   48ms
NameserverIP addressesPTRASN / ISP
ns5.chosting.dk 167.235.66.236
2a01:4f8:1c1e:d097::1		 ns5.chosting.dk
ns5.chosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns6.chosting.dk 2001:41d0:305:2100::80e9
51.91.57.33		 ns6.chosting.dk
ns6.chosting.dk		 AS16276 OVH SAS
AS16276 OVH SAS
ns7.chosting.dk 178.20.220.33 ns7.chosting.dk AS21060 Atea A/S

🌍 A Records#

1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.115 14400s server14.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s reef.dk 178.20.216.115
2a01:7cc0:101:ffff::1:e		 server14.chosting.dk
server14.chosting.dk		 AS21060 Atea A/S
AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover178.20.216.115
🔶 Autoconfig178.20.216.115

🔷 AAAA Records (IPv6)#

1 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:e 14400s server14.chosting.dk AS21060 Atea A/S 2a01:7cc0:100:0:0:0:0:0/40 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   86ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   204ms
TXT Record
v=spf1 ip4:178.20.216.115 include:spf.chosting.dk +a +mx ~all

✉️ SPF#

PolicyRecord (reef.dk)
~all (soft fail) v=spf1 ip4:178.20.216.115 include:spf.chosting.dk +a +mx ~all

📨 DMARC#

PolicyRecord (_dmarc.reef.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

🧩 Web & zone#

checked 2026-10-07 15:37:03
www CNAMEreef.dk (all on reef.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.reef.dk u50FJF7csVLi4TZv0zdX0yc5PUsntyw1E-17pCsD-Ak

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026082801
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-08 05:23:39
FieldValue
RegistrarFIONIA IT ApS
Registered2008-02-04
Expires2027-02-28 (133d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
39ms
MX
37ms
AAAA
36ms
TXT
204ms
CAA
42ms
HTTPS
44ms
TLSA
642ms
SOA
0ms
MTA-STS
54ms
DNSSEC
120ms
SRV
86ms
Total
1185ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-08-28 23:34:29 shown 1185ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-30 10:40:21 729ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-27 05:21:45 1941ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-23 22:54:42 1936ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-22 04:19:56 1178ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 06:15:46 718ms 3 NS 1 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone