saeskole.dk

📜 Historical scan 2026-10-05 10:55:42  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

saeskole.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 19 December 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.46 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, has no 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   34ms
NameserverIP addressesPTRASN / ISP
bella.ns.cloudflare.com 108.162.192.74
172.64.32.74
173.245.58.74
2606:4700:50::adf5:3a4a
2803:f800:50::6ca2:c04a
2a06:98c1:50::ac40:204a		 bella.ns.cloudflare.com
bella.ns.cloudflare.com
bella.ns.cloudflare.com
bella.ns.cloudflare.com
bella.ns.cloudflare.com
bella.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com 108.162.193.130
172.64.33.130
173.245.59.130
2606:4700:58::adf5:3b82
2803:f800:50::6ca2:c182
2a06:98c1:50::ac40:2182		 mark.ns.cloudflare.com
mark.ns.cloudflare.com
mark.ns.cloudflare.com
mark.ns.cloudflare.com
mark.ns.cloudflare.com
mark.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   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.38.46 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.218.235 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aspmx.l.google.com 2a00:1450:4010:c03::1a
2a00:1450:4010:c03::1a
74.125.205.27		 lr-in-x1a.1e100.net
lr-in-f26.1e100.net
le-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 300s alt1.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1b		 lcdels-in-f26.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt2.aspmx.l.google.com 173.194.41.27
173.194.41.27
2404:6800:4001:c01::1b		 yukulwh-in-f27.1e100.net
mad01s14-in-f27.1e100.net
yukulwh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 300s alt3.aspmx.l.google.com 172.253.158.27
2404:6800:4003:c26::1b		 so-in-f27.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s alt4.aspmx.l.google.com 108.177.125.26
2404:6800:4008:c01::1a		 tp-in-f26.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.38.46
🔶 Autoconfig172.67.218.235

🔷 AAAA Records (IPv6)#

2 records   45ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::ac43:daeb 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:262e 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   36ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.38.46,172.67.218.235 ech=AEX+DQBBKAAgACAcINZqRBzi6mZ/pCEo1hjHz6Z4qjEYx1XUG6QORiBqRAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:daeb,2606:4700:3037::6815:262e

📝 TXT Records#

1 records   190ms
TXT Record
v=spf1 include:_spf.google.com -all

✉️ SPF#

PolicyRecord (saeskole.dk)
-all (hard fail) v=spf1 include:_spf.google.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 13:23:55
www104.21.38.46 172.67.218.235 2606:4700:3035::ac43:daeb 2606:4700:3037::6815:262e (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

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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#

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

🔐 DNSSEC#

54ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

28ms
FieldValue
Serial2416600150
Primary NS (MNAME)bella.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 10:56:56
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2022-12-19
Expires2026-12-18 (56d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
33ms
MX
31ms
AAAA
45ms
TXT
190ms
CAA
43ms
HTTPS
36ms
TLSA
118ms
SOA
28ms
MTA-STS
53ms
DNSSEC
54ms
SRV
65ms
Total
588ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 13:23:55 1799ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-05 10:55:42 shown 588ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-30 10:43:06 748ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-26 19:42:44 2658ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-22 09:47:21 1445ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-19 03:55:39 1263ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-12 12:53:33 958ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-25 05:01:06 1878ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-31 22:48:53 9263ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-15 08:36:56 9530ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-08 15:26:28 1296ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-03 00:10:23 1127ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-26 08:19:56 857ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-18 08:16:43 1103ms 2 NS 2 A 5 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone