cyphernet.dk

📜 Historical scan 2026-08-28 02:13:56  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cyphernet.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 26 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.178 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by cyphernet.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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   25ms
NameserverIP addressesPTRASN / ISP
ns1.e-studio.dk 195.242.131.5
2001:67c:564:fffc::11		 ns1.e-studio.dk
ns1.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.e-studio.dk 2a00:1b18:2:3::2
62.69.152.34		 ns2.e-studio.dk
ns2.e-studio.dk		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.e-studio.dk 193.200.90.183
2001:67c:564:fffc::13		 ns3.e-studio.dk
ns3.e-studio.dk		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS

🌍 A Records#

1 records   25ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.200.90.178 14400s web6.e-studio.dk AS62121 Christian Ebsen ApS 193.200.90.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s cyphernet.dk 193.200.90.178 web6.e-studio.dk AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover193.200.90.178
🔶 Autoconfig193.200.90.178

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   38ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   92ms
TXT Record
v=spf1 ip4:193.200.90.178 include:_spf.e-studio.dk -all

✉️ SPF#

PolicyRecord (cyphernet.dk)
-all (hard fail) v=spf1 ip4:193.200.90.178 include:_spf.e-studio.dk -all

📨 DMARC#

PolicyRecord (_dmarc.cyphernet.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 2026-10-10 08:23:16
www CNAMEcyphernet.dk (all on cyphernet.dk)
www vs bare domainSame network
cyphernet.dk: 193.200.90.178 (AS62121)
www.cyphernet.dk: 193.200.90.178 (AS62121)
WildcardNo
Denial of existenceNSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ 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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.cyphernet.dk Wmo2wr6qurSmq55l13iAahUtjIalG5v1ugJMHRVWo38

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026082702
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-13 23:11:53
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-06-26
Expires2031-06-30 (1713d)

🔗 Same registrant#

1 domain

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
haywire.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
25ms
A
25ms
MX
31ms
AAAA
19ms
TXT
92ms
CAA
24ms
HTTPS
18ms
TLSA
38ms
SOA
0ms
MTA-STS
30ms
DNSSEC
98ms
SRV
38ms
Total
419ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-18 16:11:08 478ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-28 02:13:56 shown 419ms 3 NS 1 A 1 MX 🔒 Secure
2026-08-25 22:50:57 508ms 3 NS 1 A 1 MX 🔒 Secure
2026-07-01 17:56:48 1249ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-27 09:22:07 625ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 23:52:18 1582ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-16 23:30:43 533ms 3 NS 1 A 1 MX 🔒 Secure
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