r-sc.dk

📜 Historical scan 2026-07-25 20:44:44  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

r-sc.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 18 November 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.20 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by r-sc.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records   35ms
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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.20 3600s server11.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s r-sc.dk 178.20.216.20
2a01:7cc0:101:ffff::1:8		 server11.chosting.dk
—		 AS21060 Atea A/S
AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover178.20.216.20
🔶 Autoconfig178.20.216.20

🔷 AAAA Records (IPv6)#

1 records   44ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:8 3600s — 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   76ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   237ms
TXT Record
v=spf1 ip4:178.20.216.20 include:spf.chosting.dk ip4:178.20.216.21 ?all

✉️ SPF#

PolicyRecord (r-sc.dk)
?all (neutral) v=spf1 ip4:178.20.216.20 include:spf.chosting.dk ip4:178.20.216.21 ?all

📨 DMARC#

PolicyRecord (_dmarc.r-sc.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#

latest probe, not this scan · checked 2026-10-09 13:48:40
www CNAMEr-sc.dk (all on r-sc.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: 3/10 · policy: ?all

  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.r-sc.dk tbL_WzJ_qcQRP7poiS22w09v-qdpWRGUwOP_peT7Oro

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9060ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026072501
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-09 11:11:32
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2014-11-18
Expires2026-11-30 (35d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
35ms
A
44ms
MX
47ms
AAAA
44ms
TXT
237ms
CAA
45ms
HTTPS
67ms
TLSA
133ms
SOA
0ms
MTA-STS
50ms
DNSSEC
9060ms
SRV
76ms
Total
9725ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 13:48:40 538ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-30 18:34:01 756ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-25 06:07:38 780ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-22 10:42:55 2461ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-26 11:46:30 950ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-25 20:44:44 shown 9725ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-17 17:01:17 805ms 3 NS 1 A 1 MX 🔓 Insecure
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