by-byg.dk

📜 Historical scan 2026-06-16 18:19:21  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

by-byg.dk is a .dk domain served by 2 nameservers (ns1.aau.dk, ns2.aau.dk). It was registered on 9 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.225.59.14 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by mx.sbi.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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   142ms
NameserverIP addressesPTRASN / ISP
ns1.aau.dk — — —
ns2.aau.dk — — —

🌍 A Records#

1 records   159ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.225.59.14 — traefik.sfx.aau.dk AS1835 IDDQD-AS 130.225.0.0/16 🇩🇰 Denmark —

📧 MX Records#

1 records   150ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.sbi.dk 130.226.99.39 h07.fkj12-gw.global.aalborguniversitet.dk AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🔷 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#

✗ 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 2026-10-08 05:30:56
www130.225.59.14 (AS1835) (address records, no CNAME)
www vs bare domainSame network
by-byg.dk: 130.225.59.14 (AS1835)
www.by-byg.dk: 130.225.59.14 (AS1835)
WildcardNo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

293ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

153ms
FieldValue
Serial2012112002
Primary NS (MNAME)ns1.aau.dk
Responsible (RNAME)hostmaster@its.aau.dk
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-19 04:00:36
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2000-11-09
Expires2027-04-30 (192d)

🔗 Same registrant#

129 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
3dgi.dkPunktum dk A/S (direct)
4dh.dkPunktum dk A/S (direct)
aalborg-universitetsbibliotek.dkPunktum dk A/S (direct)
aalborg-university.dkPunktum dk A/S (direct)
aalborgbusinessschool.dkPunktum dk A/S (direct)
aalborguniversitet.dkPunktum dk A/S (direct)
aalborguniversitetsbibliotek.dkPunktum dk A/S (direct)
aau-bbm.dkPunktum dk A/S (direct)
aau-build.dkPunktum dk A/S (direct)
aau-cph.dkPunktum dk A/S (direct)
aau-kbh.dkPunktum dk A/S (direct)
aau.dkPunktum dk A/S (direct)
aaubuild.dkPunktum dk A/S (direct)
aaucph.dkPunktum dk A/S (direct)
aauentrepreneurs.dkPunktum dk A/S (direct)
aauk.dkPunktum dk A/S (direct)
aauni.dkPunktum dk A/S (direct)
aausat4.dkPunktum dk A/S (direct)
aausat5.dkPunktum dk A/S (direct)
aausat6.dkPunktum dk A/S (direct)
aausat7.dkPunktum dk A/S (direct)
aausat8.dkPunktum dk A/S (direct)
aausatii.dkPunktum dk A/S (direct)
aautest.dkPunktum dk A/S (direct)
active-mind.dkPunktum dk A/S (direct)
ad-studies.dkPunktum dk A/S (direct)
adapt-t2d.dkPunktum dk A/S (direct)
aeromobility.dkPunktum dk A/S (direct)
ai-mat.dkPunktum dk A/S (direct)
aktionsforskning.dkPunktum dk A/S (direct)
alternativisolering.dkPunktum dk A/S (direct)
architecturaldesigner.dkPunktum dk A/S (direct)
baeredygtigesynergier.dkPunktum dk A/S (direct)
bedstformig.dkPunktum dk A/S (direct)
beregningsprogrammet.dkPunktum dk A/S (direct)
betterhearing.dkPunktum dk A/S (direct)
blivlandinspektor.dkPunktum dk A/S (direct)
borgerbidrag.dkPunktum dk A/S (direct)
bpdag.dkPunktum dk A/S (direct)
branalyse.dkPunktum dk A/S (direct)
build-kurser.dkPunktum dk A/S (direct)
build.dkONE.COM A/S
buildt.dkPunktum dk A/S (direct)
built.dkPunktum dk A/S (direct)
bybyg.dkPunktum dk A/S (direct)
byggedialog.dkPunktum dk A/S (direct)
byggeprocesdag.dkPunktum dk A/S (direct)
byggerioginformatik.dkPunktum dk A/S (direct)
bygningsfysikdag.dkPunktum dk A/S (direct)
cebe.dkPunktum dk A/S (direct)
cedir.dkPunktum dk A/S (direct)
claaudia.dkPunktum dk A/S (direct)
co2action.dkPunktum dk A/S (direct)
copenhageninnovationharbor.dkPunktum dk A/S (direct)
cykeljakken.dkPunktum dk A/S (direct)
dachi.dkPunktum dk A/S (direct)
datasteward.dkPunktum dk A/S (direct)
datastewards.dkPunktum dk A/S (direct)
datastewardship.dkPunktum dk A/S (direct)
dbur.dkPunktum dk A/S (direct)
dcea.dkPunktum dk A/S (direct)
designnews.dkPunktum dk A/S (direct)
digitalhealthlab.dkPunktum dk A/S (direct)
dnf-aalborg.dkPunktum dk A/S (direct)
ecomacundervisning.dkPunktum dk A/S (direct)
ecswr2017.dkPunktum dk A/S (direct)
emotivo.dkPunktum dk A/S (direct)
energybox.dkPunktum dk A/S (direct)
energyplanning.dkPunktum dk A/S (direct)
exo-aider.dkPunktum dk A/S (direct)
fbktest.dkPunktum dk A/S (direct)
fidu.dkPunktum dk A/S (direct)
flytverden.dkPunktum dk A/S (direct)
forskningsdata.dkPunktum dk A/S (direct)
forvaltningsretskonferencen.dkPunktum dk A/S (direct)
gbl21.dkPunktum dk A/S (direct)
hemaclass.dkPunktum dk A/S (direct)
hjerteportalen.dkPunktum dk A/S (direct)
iccas17.dkPunktum dk A/S (direct)
ictnorcom.dkPunktum dk A/S (direct)
indeklimadag.dkPunktum dk A/S (direct)
innokids.dkPunktum dk A/S (direct)
innovativtsamfund.dkPunktum dk A/S (direct)
janperssoncollection.dkPunktum dk A/S (direct)
juraenshus.dkPunktum dk A/S (direct)
labwelfaretech.dkPunktum dk A/S (direct)
labwellfaretech.dkPunktum dk A/S (direct)
lcabuild.dkPunktum dk A/S (direct)
lcbuild.dkPunktum dk A/S (direct)
lcby.dkPunktum dk A/S (direct)
lccbuild.dkPunktum dk A/S (direct)
lccbyg.dkPunktum dk A/S (direct)
levetider.dkPunktum dk A/S (direct)
map-aau.dkPunktum dk A/S (direct)
menneskerettighedskonference.dkPunktum dk A/S (direct)
miljoemaster.dkPunktum dk A/S (direct)
miljøplusplus.dkPunktum dk A/S (direct)
mobilitymaster.dkPunktum dk A/S (direct)
mpa-aau.dkPunktum dk A/S (direct)
musikterapi.dkPunktum dk A/S (direct)

Showing 100 of 129.

📋 WHOIS#

⏱️ Lookup Timing#

NS
142ms
A
159ms
MX
150ms
AAAA
150ms
TXT
280ms
CAA
118ms
HTTPS
157ms
TLSA
175ms
SOA
153ms
MTA-STS
144ms
DNSSEC
293ms
SRV
0ms
Total
1316ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-08-26 13:49:19 879ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-29 11:58:53 646ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-20 08:56:02 1811ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 18:19:21 shown 1316ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 18:04:30 407ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 18:01:46 2453ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 18:00:40 478ms 2 NS 1 A 1 MX 🔓 Insecure
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