postit.dk

📜 Historical scan 2026-09-24 19:30:32  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

postit.dk is a .dk domain served by 2 nameservers (a.ns.3m.com, b.ns.3m.com). It was registered on 18 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 16.58.181.232 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is not DNSSEC-signed, publishes a 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   40ms
NameserverIP addressesPTRASN / ISP
a.ns.3m.com 162.159.8.174
2400:cb00:2049:1::a29f:8ae		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
b.ns.3m.com 173.245.58.19
2400:cb00:2049:1::adf5:3a13		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
16.58.181.232 60s ec2-16-58-181-232.us-east-2.compute.amazonaws.com AS16509 Amazon.com, Inc. 16.58.0.0/15 🇺🇸 United States Columbus
16.58.20.183 60s ec2-16-58-20-183.us-east-2.compute.amazonaws.com AS16509 Amazon.com, Inc. 16.58.0.0/15 🇺🇸 United States Columbus

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   438ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (postit.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.postit.dk)
p=quarantine v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;

📬 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 2026-10-17 08:08:25
www CNAMEsvs.3m.com (all on 3m.com)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

84ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412182376
Primary NS (MNAME)a.ns.3m.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 08:41:57
FieldValue
RegistrarCSC Digital Brand Service, Inc
Registered2020-05-18
Expires2027-05-31 (225d)

🔗 Same registrant#

3 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
3mcompany.dkCSC Digital Brand Service, Inc
3mespe.dkCSC Digital Brand Service, Inc
3mhealthcare.dkCSC Digital Brand Service, Inc
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
46ms
MX
40ms
AAAA
54ms
TXT
438ms
CAA
43ms
HTTPS
62ms
TLSA
85ms
SOA
0ms
MTA-STS
64ms
DNSSEC
84ms
SRV
66ms
Total
775ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 08:08:25 1518ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-14 01:43:44 2321ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-12 21:57:05 847ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-10 21:06:22 1192ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-03 13:35:57 701ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-24 19:30:32 shown 775ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-11 09:04:54 1381ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-25 09:14:31 1353ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-15 11:46:24 2284ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-11 22:44:35 8805ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-27 10:15:20 1697ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-21 03:15:43 1007ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-17 22:42:02 2658ms 2 NS 2 A 0 MX 🔓 Insecure
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