butterflyhouse.dk

Records from scan: 2026-10-15 09:56:49  ·  1334ms total  ·  last checked 2026-10-17 12:11 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

butterflyhouse.dk is a .dk domain served by 2 nameservers (ns1.ku.dk, ns2.ku.dk). It was registered on 18 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. On 7 August 2026 we saw it transfer from K to CURANET A/S. Its website address 130.226.237.173 is hosted by IDDQD-AS (AS1835) in Denmark. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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   38ms
NameserverIP addressesPTRASN / ISP
ns1.ku.dk 192.38.110.174
2001:878:1070:10::174		 ns1.ku.dk
ns1.ku.dk		 AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.ku.dk 192.38.110.190
2001:878:1070:11::190		 ns2.ku.dk
ns2.ku.dk		 AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.237.173 3600s cmslb.adm.ku.dk AS1835 IDDQD-AS 130.226.0.0/16 🇩🇰 Denmark Copenhagen

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovercmsgw.adm.ku.dk → 130.226.237.173
🔶 Autoconfigcmsgw.adm.ku.dk → 130.226.237.173

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.butterflyhouse.dk)
p=quarantine v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:upglztho@ag.eu.dmarcadvisor.com; ruf=mailto:upglztho@fr.eu.dmarcadvisor.com; pct=100; fo=1; ri=3600

📬 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 2026-10-15 09:56:49
www CNAMEcmsgw.adm.ku.dk (all on ku.dk)
www vs bare domainSame network
butterflyhouse.dk: 130.226.237.173 (AS1835)
www.butterflyhouse.dk: 130.226.237.173 (AS1835)
WildcardYes: any name under the zone resolves

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.butterflyhouse.dk cmsgw.adm.ku.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

46ms
FieldValue
Serial2026101501
Primary NS (MNAME)ns1.ku.dk
Responsible (RNAME)hostmaster@adm.ku.dk
Refresh7200s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-14 22:56:08
FieldValue
RegistrarCURANET A/S
Registered2018-06-18
Expires2027-06-30 (255d)

🔗 Same registrant#

128 domains

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
arboretet.dkPunktum dk A/S (direct)
atmospheric-complexity.dkPunktum dk A/S (direct)
bb2mm.dkPunktum dk A/S (direct)
bedebog.dkCURANET A/S
bigbangnaturfag.dkPunktum dk A/S (direct)
biofilm.dkPunktum dk A/S (direct)
biohpc.dkCURANET A/S
bionet.dkPunktum dk A/S (direct)
bioskov.dkSimply.com A/S
birdtracks.dkPunktum dk A/S (direct)
botanicalgarden.dkCURANET A/S
botanicalgardencafe.dkCURANET A/S
botaniskhavecafe.dkCURANET A/S
brainstem.dkPunktum dk A/S (direct)
cafebotanicalgarden.dkCURANET A/S
cafebotaniskhave.dkCURANET A/S
caisa.dkCURANET A/S
cebil.dkCURANET A/S
ceeh.dkPunktum dk A/S (direct)
celat.dkCURANET A/S
chaosbook.dkPunktum dk A/S (direct)
clarin.dkCURANET A/S
climate-geophysics.dkPunktum dk A/S (direct)
cmp.dkWEB SOLUTIONS A/S
copenhagen-university.dkCURANET A/S
copenhagencompetition.dkCURANET A/S
cosmology.dkPunktum dk A/S (direct)
cphuni.dkCURANET A/S
danbif.dkCURANET A/S
danmark-udforsker.dkCURANET A/S
danmarkudforsker.dkCURANET A/S
danske-naturhistoriske-museer.dkCURANET A/S
dansknaturhistorie.dkCURANET A/S
dark-cosmology.dkPunktum dk A/S (direct)
dinodag.dkCURANET A/S
dinosaur-familier.dkCURANET A/S
discovery-center.dkPunktum dk A/S (direct)
discovery-centre.dkPunktum dk A/S (direct)
discoverycentre.dkPunktum dk A/S (direct)
dkvet.dkCURANET A/S
dnaogliv.dkCURANET A/S
dnapåforkant.dkCURANET A/S
e-science.dkPunktum dk A/S (direct)
faos.dkCURANET A/S
findforåret.dkCURANET A/S
fiskeatlas.dkCURANET A/S
forskerdata-tool.dkPunktum dk A/S (direct)
forskerdata.dkCURANET A/S
fortidensfingeraftryk.dkCURANET A/S
fremtidenslandskaber.dkPunktum dk A/S (direct)
fuglerejsen.dkPunktum dk A/S (direct)
fylogeni-tool.dkDANDOMAIN A/S
fysikleksikon.dkPunktum dk A/S (direct)
geological-museum.dkCURANET A/S
geologicalmuseum.dkCURANET A/S
geologiensdag.dkCURANET A/S
geologiensdage.dkCURANET A/S
geologisk-museum.dkCURANET A/S
geologiskmuseum.dkCURANET A/S
glossematics.dkCURANET A/S
godvækstjord.dkPunktum dk A/S (direct)
greenlandperspective.dkCURANET A/S
hobedata.dkCURANET A/S
icecores.dkPunktum dk A/S (direct)
insektmobilen.dkCURANET A/S
isarkiv.dkPunktum dk A/S (direct)
isogklima.dkPunktum dk A/S (direct)
jurabog.dkCURANET A/S
jurahuset.dkCURANET A/S
kosmologi.dkPunktum dk A/S (direct)
ku-net.dkCURANET A/S
ku.dkCURANET A/S
kulturkurser.dkPunktum dk A/S (direct)
kumail.dkCURANET A/S
kvl.dkCURANET A/S
macroecointern.dkSimply.com A/S
marsgroup.dkPunktum dk A/S (direct)
microsculpture.dkCURANET A/S
mitfossil.dkCURANET A/S
mjolnir-ucph.dkCURANET A/S
mrf.dkCURANET A/S
museumforest.dkCURANET A/S
myrejagten.dkCURANET A/S
naturalhistory.dkCURANET A/S
naturhistorie.dkCURANET A/S
naturhistoriske-museer-danmark.dkCURANET A/S
navn.dkCURANET A/S
nbsp.dkPunktum dk A/S (direct)
nhmd.dkCURANET A/S
nyt-naturhistorisk.dkCURANET A/S
nytnaturhistorisk.dkCURANET A/S
offentlig-ai.dkCURANET A/S
optical-tweezers.dkPunktum dk A/S (direct)
opticon-schools.dkPunktum dk A/S (direct)
phageclouds.dkCURANET A/S
phagecompass.dkCURANET A/S
phageleads.dkCURANET A/S
phagesuite.dkCURANET A/S
processpil.dkCURANET A/S
quantech.dkPunktum dk A/S (direct)

Showing 100 of 128.

📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
34ms
MX
30ms
AAAA
37ms
TXT
844ms
CAA
40ms
HTTPS
36ms
TLSA
98ms
SOA
46ms
MTA-STS
166ms
DNSSEC
74ms
SRV
1010ms
Total
1334ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 09:56:49 shown 1334ms 2 NS 1 A 0 MX 🔓 Insecure
2026-10-08 13:16:36 3204ms 2 NS 1 A 0 MX 🔓 Insecure
2026-10-01 10:20:58 2104ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-30 10:19:46 930ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-29 19:54:49 1340ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-24 02:10:54 979ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-17 21:30:37 1401ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-12 17:26:20 1594ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-07 13:06:40 1764ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-27 04:14:10 979ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-21 02:15:10 7238ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-13 19:42:02 1324ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-07 15:21:25 1400ms 2 NS 1 A 0 MX 🔓 Insecure
2026-07-24 01:55:09 9649ms 2 NS 1 A 0 MX 🔓 Insecure
2026-07-16 17:28:17 1080ms 2 NS 1 A 0 MX 🔓 Insecure
2026-07-09 04:03:32 1882ms 2 NS 1 A 0 MX 🔓 Insecure
2026-07-05 19:36:05 7251ms 2 NS 1 A 0 MX 🔓 Insecure
2026-07-03 10:04:54 6139ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-26 21:31:45 1239ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-26 13:30:04 1331ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-23 22:44:03 1494ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-22 04:28:49 1116ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 21:08:41 1250ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-16 17:55:43 674ms 2 NS 1 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone