sylt-faerge.dk

📜 Historical scan 2026-09-16 08:29:19  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sylt-faerge.dk is a .dk domain served by 2 nameservers (clyde.ns.cloudflare.com, vera.ns.cloudflare.com). It was registered on 22 April 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.17.185 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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#

2 records   31ms
NameserverIP addressesPTRASN / ISP
clyde.ns.cloudflare.com 108.162.193.91
172.64.33.91
173.245.59.91
2606:4700:58::adf5:3b5b
2803:f800:50::6ca2:c15b
2a06:98c1:50::ac40:215b		 clyde.ns.cloudflare.com
clyde.ns.cloudflare.com
clyde.ns.cloudflare.com
clyde.ns.cloudflare.com
clyde.ns.cloudflare.com
clyde.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
vera.ns.cloudflare.com 108.162.192.147
172.64.32.147
173.245.58.147
2606:4700:50::adf5:3a93
2803:f800:50::6ca2:c093
2a06:98c1:50::ac40:2093		 vera.ns.cloudflare.com
vera.ns.cloudflare.com
vera.ns.cloudflare.com
vera.ns.cloudflare.com
vera.ns.cloudflare.com
vera.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   49ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.17.185 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.178.17 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

2 records   42ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:b211 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:11b9 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   42ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.17.185,172.67.178.17 ech=AEX+DQBB6gAgACCFX7ZFNCYh9mu2n8DcCyzUX4RQnDlKBt0M15kL8feLPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:b211,2606:4700:3037::6815:11b9

📝 TXT Records#

1 records   194ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (sylt-faerge.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.sylt-faerge.dk)
p=reject v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

📬 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 2026-10-20 23:02:32
www104.21.17.185 172.67.178.17 2606:4700:3034::ac43:b211 2606:4700:3037::6815:11b9 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.sylt-faerge.dk 8ACfodwIkOuGdzoeyZACSRohRqXwp1NJpNFuYfaPsR8
TXT _acme-challenge.sylt-faerge.dk Pc5nkpfs9atcj69riQ0jhJGcMEoTezFLTkFTDlqGWwk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414969017
Primary NS (MNAME)clyde.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 23:40:10
FieldValue
RegistrarInterNetX GmbH
Registered2013-04-22
Expires2027-04-30 (191d)

🔗 Same registrant#

4 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
frs-syltfaehre.dkInterNetX GmbH
sylt-express.dkInterNetX GmbH
sylt-faehre.dkInterNetX GmbH
syltfaehre.dkInterNetX GmbH
📋 WHOIS#

⏱️ Lookup Timing#

NS
31ms
A
49ms
MX
35ms
AAAA
42ms
TXT
194ms
CAA
44ms
HTTPS
42ms
TLSA
65ms
SOA
0ms
MTA-STS
63ms
DNSSEC
132ms
SRV
68ms
Total
826ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 23:02:31 1330ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 18:08:45 547ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-25 23:39:16 620ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 23:02:47 1304ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-18 08:05:21 680ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-16 08:29:19 shown 826ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-03 21:50:49 765ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 03:08:37 731ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-09 04:34:35 1119ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-22 01:51:25 741ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-19 16:27:23 8699ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-17 09:50:58 760ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 01:32:47 665ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 23:26:58 604ms 2 NS 2 A 0 MX 🔓 Insecure
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