saeskole.dk

📜 Historical scan 2026-09-22 09:47:21  ·  ← 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   40ms
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   41ms
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   39ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aspmx.l.google.com 2a00:1450:4010:c01::1a
2a00:1450:4010:c01::1a
74.125.131.26		 lh-in-f26.1e100.net
lh-in-x1a.1e100.net
lu-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 300s alt1.aspmx.l.google.com 192.178.158.27
2404:6800:4013:813::1b		 lcdels-in-f27.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt2.aspmx.l.google.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1a		 mad01s14-in-f26.1e100.net
yukulwh-in-f26.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 300s alt3.aspmx.l.google.com 172.253.158.26
2404:6800:4003:c26::1b		 so-in-f26.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s alt4.aspmx.l.google.com 108.177.125.27
2404:6800:4008:c01::1b		 tp-in-f27.1e100.net
tp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.38.46
🔶 Autoconfig172.67.218.235

🔷 AAAA Records (IPv6)#

2 records   42ms
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   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.38.46,172.67.218.235 ech=AEX+DQBBnQAgACDWksNP05rO7T+c2ehhf13BJAljkuJHDUTeLSGefCe9QgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:daeb,2606:4700:3037::6815:262e

📝 TXT Records#

1 records   197ms
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#

76ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2415137963
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 (58d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
41ms
MX
39ms
AAAA
42ms
TXT
197ms
CAA
47ms
HTTPS
39ms
TLSA
148ms
SOA
0ms
MTA-STS
66ms
DNSSEC
76ms
SRV
75ms
Total
1445ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 13:23:55 1799ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-05 10:55:42 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 shown 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
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