ifdu.dk

📜 Historical scan 2026-08-29 18:29:03  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ifdu.dk is a .dk domain served by 2 nameservers (harmony.ns.cloudflare.com, sri.ns.cloudflare.com). It was registered on 20 February 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.105 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, 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   67ms
NameserverIP addressesPTRASN / ISP
harmony.ns.cloudflare.com 108.162.194.146
162.159.38.146
172.64.34.146
2606:4700:50::a29f:2692
2803:f800:50::6ca2:c292
2a06:98c1:50::ac40:2292		 harmony.ns.cloudflare.com
harmony.ns.cloudflare.com
harmony.ns.cloudflare.com
harmony.ns.cloudflare.com
harmony.ns.cloudflare.com
harmony.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sri.ns.cloudflare.com 108.162.193.234
172.64.33.234
173.245.59.234
2606:4700:58::adf5:3bea
2803:f800:50::6ca2:c1ea
2a06:98c1:50::ac40:21ea		 sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.ns.cloudflare.com
sri.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   120ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.45.105 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.213.38 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.213.38
🔶 Autoconfig104.21.45.105

🔷 AAAA Records (IPv6)#

2 records   102ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::6815:2d69 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:d526 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   61ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.45.105,172.67.213.38 ech=AEX+DQBBRAAgACCnLwJmLitMBK1QAaEjyUWooIefQjI8u06YMkWVcYiNQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2d69,2606:4700:3037::ac43:d526

📝 TXT Records#

2 records   328ms
TXT Record
google-site-verification=Qc6hVxvjWViKQNsK6x968oR8futg8Bnx0mp6gqgUB_g
google-site-verification=ucT1VP4WYU9kdkHi70280clttmYTc3cRmP1ToV3cpME

✉️ 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 2026-10-14 00:48:59
www104.21.45.105 172.67.213.38 2606:4700:3035::6815:2d69 2606:4700:3037::ac43:d526 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

250ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413433835
Primary NS (MNAME)harmony.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 01:06:11
FieldValue
RegistrarNETIM
Registered2026-02-20
Expires2027-02-19 (125d)

🔗 Same registrant#

157 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
1windk.dkNETIM
aarhus-gf.dkPunktum dk A/S (direct)
aerotech.dkNETIM
affs.dkNETIM
aktiveing.dkNETIM
albahome.dkPunktum dk A/S (direct)
algotfrahavet.dkNETIM
amokdk.dkNETIM
artishop.dkNETIM
assens-miniby.dkNETIM
atb-byg.dkNETIM
au2point.dkNETIM
basunen.dkNETIM
bestlite.dkNETIM
betibetofficial.dkNETIM
bilnyhederne.dkNETIM
bmi-balance.dkNETIM
bongoracing.dkNETIM
bunkermuseum.dkNETIM
butik-voigt.dkNETIM
butikskompagniet.dkNETIM
caravelle.dkNETIM
casinoudenrofustrustly.dkNETIM
ch1.dkNETIM
choopin.dkNETIM
danishfairfashion.dkNETIM
danishliterarymagazine.dkNETIM
dansk-svensk.dkNETIM
danskbiblioteksforskning.dkNETIM
day-home.dkNETIM
dbr-midtsjaelland.dkNETIM
deluxbooze.dkNETIM
dmea.dkNETIM
doclab.dkNETIM
dortebjerrejensen.dkNETIM
dresses.dkNETIM
dyrenesbutik-ikast.dkNETIM
efbbillet.dkNETIM
eigilholm.dkNETIM
ejail.dkNETIM
elmagasinet.dkNETIM
energisparen.dkNETIM
eyedocaalborg.dkNETIM
familieognaturoplevelser-nyruphus.dkNETIM
fanoeturistbureau.dkPunktum dk A/S (direct)
finans365.dkNETIM
fisketaske.dkNETIM
folkelab.dkNETIM
foodfein.dkNETIM
frederiksbergbilleder.dkNETIM
galerieparnasse.dkNETIM
galleri-fyn.dkNETIM
gambleguide.dkPunktum dk A/S (direct)
gastroteket.dkNETIM
gillelejeisen.dkNETIM
gode-vandresko.dkNETIM
godt-liggeunderlag.dkNETIM
gratisflyttetilbud.dkNETIM
guldsmed-facius.dkNETIM
guldsmedbent.dkNETIM
hansreckweg.dkNETIM
haveinfo.dkNETIM
hoeve-skov.dkNETIM
hotelbowlerinn.dkPunktum dk A/S (direct)
hundetamtam.dkNETIM
hvadnu.dkNETIM
hvordanbliverman.dkNETIM
hyldgaard-landy.dkNETIM
hypercard.dkNETIM
hækleriet.dkNETIM
iafolketingimi.dkNETIM
ikast-kfum-fodbold.dkPunktum dk A/S (direct)
indtryk-og-udtryk.dkNETIM
infonor.dkNETIM
internetvejviseren.dkNETIM
ishojvv.dkNETIM
jenslindhe.dkNETIM
jhoffmeyer.dkNETIM
joanreiki.dkNETIM
karambadk.dkNETIM
karenbrahe.dkNETIM
kefotos.dkNETIM
khs-arkitekter.dkNETIM
kirkenikobenhavn.dkNETIM
koldinghave.dkNETIM
kolindby.dkNETIM
kplorentzen.dkNETIM
ksbf.dkNETIM
køgekystskibet.dkNETIM
ladder.dkNETIM
landsholdshoppen.dkNETIM
lasersailing.dkNETIM
lighton.dkNETIM
lo-sydfyn.dkNETIM
lyngby-alboege.dkNETIM
lystrup-elsted-elev-lokalhistorie.dkNETIM
mathis-as.dkNETIM
mcsvidencenter.dkNETIM
morsmaskinstation.dkNETIM
munkebjergbykirke.dkNETIM

Showing 100 of 157.

📋 WHOIS#

⏱️ Lookup Timing#

NS
67ms
A
120ms
MX
58ms
AAAA
102ms
TXT
328ms
CAA
87ms
HTTPS
61ms
TLSA
368ms
SOA
0ms
MTA-STS
153ms
DNSSEC
250ms
SRV
152ms
Total
1263ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 00:48:59 1078ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-08 12:41:31 3358ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-26 07:36:49 723ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-23 16:14:39 655ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-18 12:33:51 1128ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-15 18:37:47 1961ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-29 18:29:03 shown 1263ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-28 14:48:59 534ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-19 15:48:02 1454ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-09 01:32:50 891ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-23 15:37:14 2021ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-20 11:01:13 9332ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-30 08:58:28 717ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-24 02:26:53 762ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-23 20:08:04 840ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-17 11:56:56 1082ms 2 NS 2 A 0 MX ⚠️ Bogus
dhd.dk [/] search Domains, Hosts & DNS — .dk zone