bylindholt.dk

Records from scan: 2026-10-05 00:44:01  ·  2457ms total  ·  last checked 2026-10-17 19:53 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bylindholt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 November 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.136.73.88 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by bylindholt.dk. The zone is DNSSEC-signed and validates, has no 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   236ms
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   235ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.136.73.88 599s m18888.contaboserver.net AS51167 Contabo GmbH 213.136.64.0/19 🇫🇷 France Lauterbourg

📧 MX Records#

1 records   79ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s bylindholt.dk 213.136.73.88 m18888.contaboserver.net AS51167 Contabo GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverbylindholt.dk → 213.136.73.88
🔶 Autoconfigbylindholt.dk → 213.136.73.88

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   484ms
TXT Record
v=spf1 a mx ip4:213.136.73.88 ~all

✉️ SPF#

PolicyRecord (bylindholt.dk)
~all (soft fail) v=spf1 a mx ip4:213.136.73.88 ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-13 16:46:32
www CNAMEbylindholt.dk (all on bylindholt.dk)
www vs bare domainSame network
bylindholt.dk: 213.136.73.88 (AS51167)
www.bylindholt.dk: 213.136.73.88 (AS51167)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.bylindholt.dk bylindholt.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

359ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

80ms
FieldValue
Serial2026100401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-05 01:22:11
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-11-17
Expires2026-11-30 (43d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
236ms
A
235ms
MX
79ms
AAAA
244ms
TXT
484ms
CAA
230ms
HTTPS
249ms
TLSA
292ms
SOA
80ms
MTA-STS
274ms
DNSSEC
359ms
SRV
321ms
Total
2457ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 00:44:01 shown 2457ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 00:23:13 964ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-08 09:16:52 1208ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 12:37:39 885ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-24 14:30:46 1283ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 18:27:23 430ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 18:20:37 527ms 2 NS 1 A 1 MX 🔒 Secure
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