oestertoft.dk

Records from scan: 2026-10-24 17:51:15  ·  1225ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oestertoft.dk is a .dk domain served by 2 nameservers (courtney.ns.cloudflare.com, margo.ns.cloudflare.com). It was registered on 23 March 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.123 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   76ms
NameserverIP addressesPTRASN / ISP
courtney.ns.cloudflare.com 108.162.194.130
162.159.38.130
172.64.34.130
2606:4700:50::a29f:2682
2803:f800:50::6ca2:c282
2a06:98c1:50::ac40:2282		 courtney.ns.cloudflare.com
courtney.ns.cloudflare.com
courtney.ns.cloudflare.com
courtney.ns.cloudflare.com
courtney.ns.cloudflare.com
courtney.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
margo.ns.cloudflare.com 108.162.195.144
162.159.44.144
172.64.35.144
2606:4700:58::a29f:2c90
2803:f800:50::6ca2:c390
2a06:98c1:50::ac40:2390		 margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.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   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.45.123 30s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.213.228 30s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   116ms
PriorityTTLMail ServerIP addressesPTRASN
10 30s mx.simply.com 94.231.103.108
94.231.106.20		 mx.simply.com
mx.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.213.228
🔶 Autoconfig172.67.213.228

🔷 AAAA Records (IPv6)#

2 records   70ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:2d7b 30s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:d5e4 30s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   85ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.45.123,172.67.213.228 ech=AEX+DQBBBgAgACDulMQDYWdvFkU9qesAJ+y1HAZYCGq2W3maPiWLtGVSQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2d7b,2606:4700:3035::ac43:d5e4

📝 TXT Records#

2 records   152ms
TXT Record
google-site-verification=V6nr2CmfRLWRSNAm76UlzPyPJ-oCaGh47rvf-hpEWqw
v=spf1 include:_spf.google.com include:spf.simply.com include:amazonses.com ~all

✉️ SPF#

PolicyRecord (oestertoft.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:spf.simply.com include:amazonses.com ~all

📨 DMARC#

PolicyRecord (_dmarc.oestertoft.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:dmarc@japseyz.uriports.com; ruf=mailto:dmarc@japseyz.uriports.com; fo=1:d:s; adkim=r; aspf=r

📬 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 2026-10-24 17:51:15
www104.21.45.123 172.67.213.228 2606:4700:3031::6815:2d7b 2606:4700:3035::ac43:d5e4 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.oestertoft.dk UDhUIXUpOfA2Qx4frX8n6Z6Lwdjdya-f2GYuHN-gs2k
TXT _acme-challenge.oestertoft.dk bcrtL2tv0BW8d-HPZ2dJukjVbVq8xpkQ_eN3f4Z--IE

🔗 TLSA / DANE#

2 records   108ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

171ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

23ms
FieldValue
Serial2418203891
Primary NS (MNAME)courtney.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-22 06:32:20
FieldValue
RegistrarSimply.com A/S
Registered1999-03-23
Expires2027-03-31 (156d)

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

⏱️ Lookup Timing#

NS
76ms
A
65ms
MX
116ms
AAAA
70ms
TXT
152ms
CAA
83ms
HTTPS
85ms
TLSA
108ms
SOA
23ms
MTA-STS
116ms
DNSSEC
171ms
SRV
119ms
Total
1225ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 17:51:15 shown 1225ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-23 15:25:55 531ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-23 11:03:34 3095ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-22 06:04:43 564ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 05:37:39 739ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-28 05:29:22 814ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-27 19:17:02 745ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-23 15:33:48 3143ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-23 07:15:09 1174ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 10:43:10 679ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-20 02:38:27 485ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-17 12:15:17 5274ms 4 NS 1 A 1 MX 🔒 Secure
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