yfr.dk

📜 Historical scan 2026-08-07 13:26:11  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

yfr.dk is a .dk domain served by 2 nameservers (ns1.greengeeks.net, ns2.greengeeks.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 107.6.142.186 is hosted by Internap Holding LLC (AS32475) in The Netherlands. Mail is handled by yfr.dk. The zone is not DNSSEC-signed, has no 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#

2 records   52ms
NameserverIP addressesPTRASN / ISP
ns1.greengeeks.net 75.2.69.7 aba07164e9478179d.awsglobalaccelerator.com AS16509 Amazon.com, Inc.
ns2.greengeeks.net 99.83.188.187 aba07164e9478179d.awsglobalaccelerator.com AS16509 Amazon.com, Inc.

🌍 A Records#

1 records   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
107.6.142.186 14400s ams204.greengeeks.net AS32475 Internap Holding LLC 107.6.128.0/18 🇳🇱 The Netherlands Amsterdam

📧 MX Records#

1 records   84ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s yfr.dk 107.6.142.186 ams204.greengeeks.net AS32475 Internap Holding LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   412ms
TXT Record
v=spf1 ip4:107.6.142.186 include:spf.greengeeks.net +a +mx +ip4:107.6.169.66 ~all

✉️ SPF#

PolicyRecord (yfr.dk)
~all (soft fail) v=spf1 ip4:107.6.142.186 include:spf.greengeeks.net +a +mx +ip4:107.6.169.66 ~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#

latest probe, not this scan · checked 2026-10-07 23:26:17
www CNAMEyfr.dk (all on yfr.dk)
www vs bare domainSame network
WildcardNo

✍️ 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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.yfr.dk ztt07WArBc9dQfjLopdV5YDCybVJoK1A0Pgd38h1Qpg

🔗 TLSA / DANE#

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

🔐 DNSSEC#

170ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026080507
Primary NS (MNAME)ns1.greengeeks.net
Responsible (RNAME)root@ams204.greengeeks.net
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
52ms
A
65ms
MX
84ms
AAAA
51ms
TXT
412ms
CAA
90ms
HTTPS
57ms
TLSA
437ms
SOA
0ms
MTA-STS
110ms
DNSSEC
170ms
SRV
283ms
Total
1191ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 22:48:29 773ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-30 04:43:50 691ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-27 17:20:00 791ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-28 07:12:55 970ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-07 13:26:11 shown 1191ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-04 05:46:09 4445ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-27 18:40:34 8759ms 2 NS 1 A 1 MX ❓ Unknown
2026-06-25 07:03:03 775ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-21 22:08:22 1838ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-21 19:53:58 1174ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 15:57:08 1790ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 12:00:32 1875ms 2 NS 1 A 1 MX 🔓 Insecure
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