thomsentf.dk

📜 Historical scan 2026-07-17 07:21:23  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thomsentf.dk is a .dk domain served by 2 nameservers (gabriella.ns.cloudflare.com, mitch.ns.cloudflare.com). It was registered on 8 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.51.159 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by thomsentf-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   34ms
NameserverIP addressesPTRASN / ISP
gabriella.ns.cloudflare.com 108.162.194.134
162.159.38.134
172.64.34.134
2606:4700:50::a29f:2686
2803:f800:50::6ca2:c286
2a06:98c1:50::ac40:2286		 gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com
gabriella.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
mitch.ns.cloudflare.com 108.162.193.208
172.64.33.208
173.245.59.208
2606:4700:58::adf5:3bd0
2803:f800:50::6ca2:c1d0
2a06:98c1:50::ac40:21d0		 mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.ns.cloudflare.com
mitch.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   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.51.159 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.182.129 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   87ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s thomsentf-dk.mail.protection.outlook.com 2a01:111:f403:ca04::7
2a01:111:f403:ca04::c
2a01:111:f403:ca09::3
2a01:111:f403:ca09::8
52.101.68.18
52.101.68.29
52.101.73.2
52.101.73.6		 mail-db4pr02cu00307.inbound.protection.outlook.com
mail-db9pr02cu00204.inbound.protection.outlook.com
mail-am6pr04cu00303.inbound.protection.outlook.com
mail-as2pr05cu00100.inbound.protection.outlook.com
mail-db4pr02cu00302.inbound.protection.outlook.com
mail-dbapr03cu00105.inbound.protection.outlook.com
mail-as9pr07cu00302.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 → 40.104.116.40
🔶 Autoconfig35.214.145.246

🔷 AAAA Records (IPv6)#

2 records   33ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:b681 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:339f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   37ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.51.159,172.67.182.129 ech=AEX+DQBB9QAgACCHa6ZtasxPNeA+aI0A7iYiu+vDGAjP08UuEw0x8lMwXgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:b681,2606:4700:3035::6815:339f

📝 TXT Records#

2 records   181ms
TXT Record
MS=61745186
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:thomsentf.dk.spf.auto.dnssmarthost.net -all

✉️ SPF#

PolicyRecord (thomsentf.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:thomsentf.dk.spf.auto.dnssmarthost.net -all

📨 DMARC#

PolicyRecord (_dmarc.thomsentf.dk)
p=none (monitor only) v=DMARC1; p=none; aspf=r; adkim=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#

latest probe, not this scan · checked 2026-10-10 06:07:32
www104.21.51.159 172.67.182.129 2606:4700:3033::ac43:b681 2606:4700:3035::6815:339f (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u56286927.wl178.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u56286927.wl178.sendgrid.net 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

  • error include:thomsentf.dk.spf.auto.dnssmarthost.net has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

133ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2409686804
Primary NS (MNAME)gabriella.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 16:04:44
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2022-02-08
Expires2027-02-07 (112d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
41ms
MX
87ms
AAAA
33ms
TXT
181ms
CAA
43ms
HTTPS
37ms
TLSA
1198ms
SOA
0ms
MTA-STS
80ms
DNSSEC
133ms
SRV
267ms
Total
2714ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 22:58:53 784ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-16 06:27:40 1557ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-07 05:17:36 4120ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-26 02:07:06 17351ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-17 07:21:23 shown 2714ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-01 00:38:12 1102ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 18:26:59 1123ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 07:32:49 1596ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone