schoolbutler.dk

📜 Historical scan 2026-08-28 18:33:50  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

schoolbutler.dk is a .dk domain served by 2 nameservers (eric.ns.cloudflare.com, jocelyn.ns.cloudflare.com). It was registered on 29 October 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.10 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 not DNSSEC-signed, publishes a 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   127ms
NameserverIP addressesPTRASN / ISP
eric.ns.cloudflare.com 108.162.193.112
172.64.33.112
173.245.59.112
2606:4700:58::adf5:3b70
2803:f800:50::6ca2:c170
2a06:98c1:50::ac40:2170		 eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com
eric.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
jocelyn.ns.cloudflare.com 108.162.192.174
172.64.32.174
173.245.58.174
2606:4700:50::adf5:3aae
2803:f800:50::6ca2:c0ae
2a06:98c1:50::ac40:20ae		 jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.ns.cloudflare.com
jocelyn.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   93ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.23.10 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.208.68 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   64ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 142.251.127.26
2a00:1450:4001:c21::1a		 lcfrai-in-f26.1e100.net
lcfrai-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt1.aspmx.l.google.com 142.250.147.27
2a00:1450:4025:c01::1a		 rd-in-f27.1e100.net
rd-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt2.aspmx.l.google.com 172.253.152.27
2a00:1450:4010:c22::1b		 yulpptr-in-f27.1e100.net
yulpptr-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s alt3.aspmx.l.google.com 192.178.211.26
2a00:1450:4025:4401::1b		 lcbomp-in-f26.1e100.net
yuskedq-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s alt4.aspmx.l.google.com 192.178.158.27
2a00:1450:4025:c01::1b		 lcdels-in-f27.1e100.net
rd-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   80ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::6815:170a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:d044 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   87ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.23.10,172.67.208.68 ech=AEX+DQBBsAAgACCvkBCkxv/BhCnzYFVOyiA9UwK0cicbl8OXepwBzbeXSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:170a,2606:4700:3035::ac43:d044

📝 TXT Records#

3 records   302ms
TXT Record
google-site-verification=Ax-nieOOao3HcOcePw_B81aKyGZ55OWxeJtWgVaOYZM
klaviyo-site-verification=VaCqb5
v=spf1 include:_spf.google.com include:amazonses.com ~all

✉️ SPF#

PolicyRecord (schoolbutler.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:amazonses.com ~all

📨 DMARC#

PolicyRecord (_dmarc.schoolbutler.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:809153b012e54252b42721de152ab2c1@dmarc-reports.cloudflare.net

📬 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 2026-10-07 18:55:34
www104.21.23.10 172.67.208.68 2606:4700:3032::6815:170a 2606:4700:3035::ac43:d044 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.schoolbutler.dk Gbzg4o0ng0NAGR59ObkD03aO1BCNX5oIYoj2CDPVPvo
TXT _acme-challenge.schoolbutler.dk M1IIRhnqw6_JCTSZJswm_vABMqRh55WptcILoWJE2Go

🔗 TLSA / DANE#

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

🔐 DNSSEC#

226ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413400093
Primary NS (MNAME)eric.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-23 01:07:10
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-10-29
Expires2026-10-31 (7d)

🔗 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
nordkram.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
127ms
A
93ms
MX
64ms
AAAA
80ms
TXT
302ms
CAA
64ms
HTTPS
87ms
TLSA
261ms
SOA
0ms
MTA-STS
145ms
DNSSEC
226ms
SRV
135ms
Total
2156ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-29 15:04:03 2365ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-05 15:00:48 764ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-30 11:44:10 2386ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-28 18:33:50 shown 2156ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-26 14:54:34 697ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-30 04:56:53 1057ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-25 22:18:00 1069ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-19 23:33:07 973ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-18 00:30:48 963ms 2 NS 2 A 5 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone