chrschmidt.dk

📜 Historical scan 2026-06-16 20:45:54  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

chrschmidt.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 27 November 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 52.212.157.138 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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#

4 records   91ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com — — —
ns2.simply.com — — —
ns3.simply.com — — —
ns4.simply.com — — —

🌍 A Records#

1 records   79ms

📧 MX Records#

5 records   82ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   162ms
TXT Record
Sendinblue-code:d9acc6d0e385430933808c6a1d803454
v=spf1 include:_spf.google.com include:spf.simply.com include:spf.sendinblue.com mx ~all

✉️ SPF#

PolicyRecord (chrschmidt.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:spf.simply.com include:spf.sendinblue.com mx ~all

📨 DMARC#

PolicyRecord (_dmarc.chrschmidt.dk)
p=none (monitor only) v=DMARC1; p=none; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400

📬 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 13:42:45
www52.212.157.138 (AS16509) (address records, no CNAME)
www vs bare domainSame network
chrschmidt.dk: 52.212.157.138 (AS16509)
www.chrschmidt.dk: 52.212.157.138 (AS16509)
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

✍️ DKIM keys#

2 found
SelectorCNAMEKey
google — RSA · ~2048 bit
mail — RSA · ~1024 bit below 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

224ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

82ms
FieldValue
Serial2025100701
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 13:58:20
FieldValue
RegistrarSimply.com A/S
Registered2014-11-27
Expires2026-11-30 (38d)

🔗 Same registrant#

1 domain

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
skagenhonning.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
91ms
A
79ms
MX
82ms
AAAA
87ms
TXT
162ms
CAA
80ms
HTTPS
69ms
TLSA
108ms
SOA
82ms
MTA-STS
70ms
DNSSEC
224ms
SRV
0ms
Total
753ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 13:42:44 1862ms 4 NS 1 A 5 MX 🔒 Secure
2026-10-01 02:37:31 576ms 4 NS 1 A 5 MX 🔒 Secure
2026-09-30 16:13:09 2203ms 4 NS 1 A 5 MX 🔒 Secure
2026-09-29 15:50:04 623ms 4 NS 1 A 5 MX 🔒 Secure
2026-08-27 20:11:37 692ms 4 NS 1 A 5 MX 🔒 Secure
2026-08-25 15:55:16 2677ms 4 NS 1 A 5 MX 🔒 Secure
2026-06-21 03:20:11 897ms 4 NS 1 A 5 MX 🔒 Secure
2026-06-16 20:45:54 shown 753ms 4 NS 1 A 5 MX 🔒 Secure
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