frederikschandorff.dk

Records from scan: 2026-10-04 05:45:30  ·  415ms total  ·  last checked 2026-10-19 21:28 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederikschandorff.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 September 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 79.125.22.245 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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   31ms
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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
79.125.22.245 3600s ec2-79-125-22-245.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 79.125.0.0/17 🇮🇪 Ireland Dublin

📧 MX Records#

2 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 3600s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfigautoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   136ms
TXT Record
v=spf1 a include:spf.curanet.dk ~all

✉️ SPF#

PolicyRecord (frederikschandorff.dk)
~all (soft fail) v=spf1 a include:spf.curanet.dk ~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 2026-10-11 10:05:50
www CNAMEfrederikschandorff.dk (all on frederikschandorff.dk)
www vs bare domainSame network
frederikschandorff.dk: 79.125.22.245 (AS16509)
www.frederikschandorff.dk: 79.125.22.245 (AS16509)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.frederikschandorff.dk frederikschandorff.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

50ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

43ms
FieldValue
Serial2026100301
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-04 06:24:10
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2014-09-05
Expires2027-09-30 (344d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
31ms
A
32ms
MX
39ms
AAAA
31ms
TXT
136ms
CAA
28ms
HTTPS
37ms
TLSA
51ms
SOA
43ms
MTA-STS
40ms
DNSSEC
50ms
SRV
54ms
Total
415ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 05:45:30 shown 415ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-28 15:59:26 1415ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-25 15:31:05 2690ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-21 00:52:28 1135ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-29 06:17:11 793ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-25 13:50:44 956ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-17 10:00:57 4675ms 2 NS 1 A 2 MX 🔒 Secure
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