udsalgonline.dk

Records from scan: 2026-10-18 16:10:11  ·  1383ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

udsalgonline.dk is a .dk domain served by 2 nameservers (becky.ns.cloudflare.com, thomas.ns.cloudflare.com). It was registered on 27 March 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.94.38 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   46ms

🌍 A Records#

2 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.94.38 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.219.77 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   48ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.219.77
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   35ms

🔐 HTTPS Records#

1 records   47ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.94.38,172.67.219.77 ech=AEX+DQBB9gAgACCm8068IUMUeeQJLJuNayg+Eo+tcZXpBJQpeuBze6FRLgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:5e26,2606:4700:3036::ac43:db4d

🔌 SRV Records#

1 records   65ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

2 records   165ms
TXT Record
google-site-verification=fNnluZuTpYoHCufTOWfzwgJnyoU1ril80NpdJPbaf6Y
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (udsalgonline.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.udsalgonline.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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#

checked 2026-10-18 16:10:11
www104.21.94.38 172.67.219.77 2606:4700:3034::6815:5e26 2606:4700:3036::ac43:db4d (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
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#

1 records   61ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

36ms
FieldValue
Serial2417807110
Primary NS (MNAME)becky.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-18 16:46:35
FieldValue
RegistrarSimply.com A/S
Registered2024-03-27
Expires2027-03-26 (158d)

🔗 Same registrant#

15 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
39ms
MX
48ms
AAAA
35ms
TXT
165ms
CAA
32ms
HTTPS
47ms
TLSA
61ms
SOA
36ms
MTA-STS
57ms
DNSSEC
114ms
SRV
65ms
Total
1383ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 16:10:11 shown 1383ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-07 22:55:16 1047ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-05 22:41:32 2165ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-02 22:07:06 535ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-27 16:50:45 632ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-21 04:20:14 2438ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-15 01:20:16 2247ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-03 14:24:48 1120ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-31 16:33:20 1381ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-18 23:50:41 7489ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-13 08:46:27 1169ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-26 05:55:54 1565ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-17 11:31:25 1502ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-08 21:27:02 1181ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-03 16:15:19 1001ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 00:06:06 4406ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-18 07:08:37 796ms 2 NS 1 A 1 MX 🔒 Secure
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