pc-service.dk

📜 Historical scan 2026-07-27 09:26:28  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

pc-service.dk is a .dk domain served by 2 nameservers (katelyn.ns.cloudflare.com, rohin.ns.cloudflare.com). It was registered on 14 March 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.76.53 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.tutanota.de. The zone is DNSSEC-signed and validates, 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   76ms
NameserverIP addressesPTRASN / ISP
katelyn.ns.cloudflare.com 108.162.194.235
162.159.38.235
172.64.34.235
2606:4700:50::a29f:26eb
2803:f800:50::6ca2:c2eb
2a06:98c1:50::ac40:22eb		 katelyn.ns.cloudflare.com
katelyn.ns.cloudflare.com
katelyn.ns.cloudflare.com
katelyn.ns.cloudflare.com
katelyn.ns.cloudflare.com
katelyn.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
rohin.ns.cloudflare.com 108.162.195.153
162.159.44.153
172.64.35.153
2606:4700:58::a29f:2c99
2803:f800:50::6ca2:c399
2a06:98c1:50::ac40:2399		 rohin.ns.cloudflare.com
rohin.ns.cloudflare.com
rohin.ns.cloudflare.com
rohin.ns.cloudflare.com
rohin.ns.cloudflare.com
rohin.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   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.76.53 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.188.174 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.tutanota.de 185.205.69.211
185.205.69.213
185.205.69.214		 mail.w11.tutanota.de
mail.w13.tutanota.de
mail.w14.tutanota.de		 AS210909 Tutao GmbH
AS210909 Tutao GmbH
AS210909 Tutao GmbH

🔷 AAAA Records (IPv6)#

2 records   61ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:bcae 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:4c35 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.76.53,172.67.188.174 ech=AEX+DQBBxwAgACDCXafdPKrzjMJ+Q21/Ckx2tFagMvPYkBInxHCpd0y4NQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bcae,2606:4700:3036::6815:4c35

📝 TXT Records#

3 records   208ms
TXT Record
eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkb21haW4iOiJwYy1zZXJ2aWNlLmRrIiwiZXhwIjoxNzEwOTc5MjAwfQ.DpzoU7nBdRFVZOQrE0DzifeJl-njvHP1oM5wWX3L2Co
t-verify=b219c2e9e06858f485c4e8c0cc16446e
v=spf1 include:spf.tutanota.de -all

✉️ SPF#

PolicyRecord (pc-service.dk)
-all (hard fail) v=spf1 include:spf.tutanota.de -all

📨 DMARC#

PolicyRecord (_dmarc.pc-service.dk)
p=quarantine v=DMARC1; p=quarantine; adkim=s

📬 MTA-STS#

8284ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20190723
max_age86400s
Policy MXmail.tutanota.de

📈 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 2026-10-16 13:02:18
www104.21.76.53 172.67.188.174 2606:4700:3033::ac43:bcae 2606:4700:3036::6815:4c35 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.tutanota.de RSA · ~2048 bit
s2 s2.domainkey.tutanota.de 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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records   183ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.tutanota.de DANE-EE · Full cert · SHA-256 D141F8F3A4AAC2E4D2677AAFCC723D8E…

🔐 DNSSEC#

229ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2410577638
Primary NS (MNAME)katelyn.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 13:37:08
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2024-03-14
Expires2027-03-13 (143d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
76ms
A
56ms
MX
56ms
AAAA
61ms
TXT
208ms
CAA
56ms
HTTPS
58ms
TLSA
183ms
SOA
0ms
MTA-STS
8284ms
DNSSEC
229ms
SRV
108ms
Total
17729ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 13:02:18 1026ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-08 00:14:17 1219ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-07 13:06:46 1679ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-06 10:45:21 650ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 10:24:36 816ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 07:36:18 827ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-22 11:36:40 871ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-14 01:58:27 1555ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-20 18:43:19 1488ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-18 17:49:53 9161ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-09 15:07:46 2814ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-02 19:24:38 2514ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-27 09:26:28 shown 17729ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-18 06:53:30 2128ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-03 19:31:25 1280ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-25 15:08:15 1254ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-24 23:31:07 921ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-18 07:13:14 1193ms 2 NS 2 A 1 MX 🔒 Secure
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