usuis-reikiskole.dk

Records from scan: 2026-10-19 17:36:41  ·  496ms total  ·  last checked 2026-10-22 13:40 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

usuis-reikiskole.dk is a .dk domain served by 2 nameservers (dax.ns.cloudflare.com, itzel.ns.cloudflare.com). It was registered on 5 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.251 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, 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   39ms
NameserverIP addressesPTRASN / ISP
dax.ns.cloudflare.com 108.162.195.133
162.159.44.133
172.64.35.133
2606:4700:58::a29f:2c85
2803:f800:50::6ca2:c385
2a06:98c1:50::ac40:2385		 dax.ns.cloudflare.com
dax.ns.cloudflare.com
dax.ns.cloudflare.com
dax.ns.cloudflare.com
dax.ns.cloudflare.com
dax.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
itzel.ns.cloudflare.com 108.162.194.42
162.159.38.42
172.64.34.42
2606:4700:50::a29f:262a
2803:f800:50::6ca2:c22a
2a06:98c1:50::ac40:222a		 itzel.ns.cloudflare.com
itzel.ns.cloudflare.com
itzel.ns.cloudflare.com
itzel.ns.cloudflare.com
itzel.ns.cloudflare.com
itzel.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   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.75.251 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.184.140 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.103.108
94.231.106.20		 mx.simply.com
mx.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.75.251
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   42ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:4bfb 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::ac43:b88c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   30ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.75.251,172.67.184.140 ech=AEX+DQBBPwAgACCYJeHbC/lagWdhbIM5EJoi/TVHIKY30mYWpqPCr42IKQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4bfb,2606:4700:3036::ac43:b88c

🔌 SRV Records#

1 records   76ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

2 records   191ms
TXT Record
google-site-verification=Vd0-XzOGQwRX6D5STamyrj7bL6ohzQiHT7lOAovGpOI
v=spf1 include:spf.simply.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.usuis-reikiskole.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 2026-10-19 17:36:41
www104.21.75.251 172.67.184.140 2606:4700:3031::6815:4bfb 2606:4700:3036::ac43:b88c (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records   59ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

58ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

43ms
FieldValue
Serial2417842325
Primary NS (MNAME)dax.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-19 18:05:21
FieldValue
RegistrarSimply.com A/S
Registered2024-09-05
Expires2027-09-04 (316d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
39ms
A
39ms
MX
32ms
AAAA
42ms
TXT
191ms
CAA
42ms
HTTPS
30ms
TLSA
59ms
SOA
43ms
MTA-STS
57ms
DNSSEC
58ms
SRV
76ms
Total
496ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 17:36:41 shown 496ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 01:42:59 518ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-18 01:03:38 1546ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-10 23:14:02 2083ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-02 12:04:21 1356ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-30 15:25:24 1377ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 06:50:03 773ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 02:25:47 665ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-21 12:15:26 2639ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-19 08:43:06 3008ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 01:39:29 948ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 01:37:37 975ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-21 05:18:09 1004ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 13:01:40 4732ms 2 NS 2 A 1 MX 🔓 Insecure
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