telfo.dk

📜 Historical scan 2026-06-20 17:17:09  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

telfo.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 25 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.107.219 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by telfo-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

3 records   117ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   132ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.107.219 3600s linux35.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —

📧 MX Records#

1 records   113ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s telfo-dk.mail.protection.outlook.com 2a01:111:f403:ca04::7
2a01:111:f403:ca04::d
2a01:111:f403:ca09::7
2a01:111:f403:ca09::e
52.101.68.0
52.101.68.21
52.101.68.39
52.101.73.6		 mail-db4pr02cu00307.inbound.protection.outlook.com
mail-db6pr03cu00105.inbound.protection.outlook.com
mail-am9pr04cu00107.inbound.protection.outlook.com
mail-am7pr05cu00206.inbound.protection.outlook.com
mail-db3pr0202cu00100.inbound.protection.outlook.com
mail-db4pr02cu00205.inbound.protection.outlook.com
mail-db7pr03cu00607.inbound.protection.outlook.com
mail-am6pr04cu00306.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.97.183.200
🔶 Autoconfig94.231.107.219

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   476ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (telfo.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -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 2026-10-12 14:11:21
www94.231.107.219 (AS48854) (address records, no CNAME)
www vs bare domainSame network
telfo.dk: 94.231.107.219 (AS48854)
www.telfo.dk: 94.231.107.219 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

333ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

119ms
FieldValue
Serial2020072990
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-12 14:31:13
FieldValue
RegistrarSimply.com A/S
Registered2003-04-25
Expires2027-04-30 (194d)

🔗 Same registrant#

17 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
amagerkiropraktikcenter.dkSimply.com A/S
bonsai-begynderkursus.dkSimply.com A/S
bonsai-kursus.dkSimply.com A/S
bonsaiboks.dkSimply.com A/S
bonsaiforbegyndere.dkSimply.com A/S
bonsaikunst.dkSimply.com A/S
bonsaitræ.dkSimply.com A/S
city-vesterbro-kiropraktor.dkSimply.com A/S
evirdriaf16x1.dkSimply.com A/S
fairdrive.dkSimply.com A/S
i-sys.dkSimply.com A/S
japanershop.dkSimply.com A/S
kiropraktor-hovedbanegården.dkSimply.com A/S
koifoder.dkSimply.com A/S
kurderdur.dkSimply.com A/S
mørkhøjkøreskole.dkSimply.com A/S
rodovre-koreskole.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
117ms
A
132ms
MX
113ms
AAAA
115ms
TXT
476ms
CAA
119ms
HTTPS
130ms
TLSA
185ms
SOA
119ms
MTA-STS
135ms
DNSSEC
333ms
SRV
146ms
Total
1332ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 14:11:21 2041ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 03:24:33 1007ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-27 12:00:59 813ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-23 03:32:49 1271ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-22 20:25:35 938ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 17:17:09 shown 1332ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-17 23:43:50 2116ms 3 NS 1 A 1 MX 🔒 Secure
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