ifdu.dk - robtex.com

ifdu.dk

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:2d69🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:d526🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.105Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.213.38🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSharmony.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2692🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharmony.ns.cloudflare.com
A2803:f800:50::6ca2:c292🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRharmony.ns.cloudflare.com
A2a06:98c1:50::ac40:2292🇺🇸 Cloudflare2a06:98c1:50::/45
PTRharmony.ns.cloudflare.com
A108.162.194.146🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharmony.ns.cloudflare.com
A162.159.38.146Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharmony.ns.cloudflare.com
A172.64.34.146🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharmony.ns.cloudflare.com
NSsri.ns.cloudflare.com
A2606:4700:58::adf5:3bea🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
A2803:f800:50::6ca2:c1ea🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsri.ns.cloudflare.com
A2a06:98c1:50::ac40:21ea🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsri.ns.cloudflare.com
A108.162.193.234🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
A172.64.33.234🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
A173.245.59.234🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
TXTgoogle-site-verification=Qc6hVxvjWViKQNsK6x968oR8futg8Bnx0mp6gqgUB_g
TXTgoogle-site-verification=ucT1VP4WYU9kdkHi70280clttmYTc3cRmP1ToV3cpME
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.105, 172.67.213.38
IPv6 hints2606:4700:3035::6815:2d69, 2606:4700:3037::ac43:d526
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=120, name=cloudflare-ech.com
SOAharmony.ns.cloudflare.comdns@cloudflare.com serial=2410203092

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1785285540localtime Wed Jul 29 02:39:00 2026gmtime Wed Ju...
SOAb.nic.dktech@punktum.dk serial=1785285540
rank #910697 globally
rank #3023 in the tld

Same first word

ifdu.dk
ifdu.de

Similar names

fidu.com
fidu.cz
fuid.org
dufi.dk
idfu.cn
fidu.eu
difu.com.cn
duif.nl
udfi.com
fidu.lu
fidu.it
difu.ru
duif.dk
fidu.se
dufi.de
fidu.dev
ufdi.com
fudi.org
fudi.ru
fdiu.com
dfiu.cn
iduf.cn
fidu.pl
duif.pl
fudi.com.tr
udif.info
duif.ro
udif.org
dufi.ru
udif.de
fudi.de
fuid.com
duif.pro
difu.de
ufid.ru
diuf.de
difu.eu
fidu.cn
iudf.com
fudi.me
fdiu.cn
fidu.be
difu.xyz
ufid.com
duif.eu
fudi.fr
udif.com
duif.biz
difu.com
ufdi.com.tw
fiud.com
ufid.com.ua
fudi.it
ifud.org
fiud.de
fidu.ru
duif.be
ufdi.fr
udif.es
fidu.fr
fidu.co
udif.cz
duif.international
difu.cn
uifd.cn
duif.de
dfui.com
idfu.com
fidu.info
idfu.net
dufi.nl
udif.ru
fidu.org
udif.co.il
udfi.biz
dfiu.com
dufi.org
fudi.cn
fidu.la
difu.me
ufid.com.cn
ifud.ws
diuf.cn
iduf.com
fidu.at
dufi.cz
fidu.ch
iduf.org
dufi.net
duif.net
dufi.eu
dufi.com
duif.org
fidu.com.tr
fudi.com
fidu.de
fidu.net
ufid.co.kr
fudi.pl
fidu.biz
difu.net
fudi.no

DNS History

10 records (6 active, 4 former)

NSharmony.ns.cloudflare.comsri.ns.cloudflare.comA104.21.45.105172.67.213.382606:4700:3035::6815:2d692606:4700:3037::ac43:d526188.114.96.4188.114.97.42a06:98c1:3120::2a06:98c1:3121::
●NSharmony.ns.cloudflare.com2026-07-16 → 2026-07-29 · 2 obs
● 2026-07-16 07:13:06
● 2026-07-29 00:58:16
●NSsri.ns.cloudflare.com2026-07-16 → 2026-07-29 · 2 obs
● 2026-07-16 07:13:06
● 2026-07-29 00:58:16
●A104.21.45.1052026-07-16 → 2026-07-29 · 3 obs
○ 2026-07-16 07:13:06
● 2026-07-16 07:58:12
● 2026-07-29 00:58:16
●A172.67.213.382026-07-16 → 2026-07-29 · 3 obs
○ 2026-07-16 07:13:06
● 2026-07-16 07:58:12
● 2026-07-29 00:58:16
○A188.114.96.42026-07-16 → 2026-07-16 · 3 obs
● 2026-07-16 07:13:06
○ 2026-07-16 07:58:12
○ 2026-07-29 00:58:16
○A188.114.97.42026-07-16 → 2026-07-16 · 3 obs
● 2026-07-16 07:13:06
○ 2026-07-16 07:58:12
○ 2026-07-29 00:58:16
●A2606:4700:3035::6815:2d692026-07-16 → 2026-07-29 · 3 obs
○ 2026-07-16 07:13:06
● 2026-07-16 07:58:12
● 2026-07-29 00:58:16
●A2606:4700:3037::ac43:d5262026-07-16 → 2026-07-29 · 3 obs
○ 2026-07-16 07:13:06
● 2026-07-16 07:58:12
● 2026-07-29 00:58:16
○A2a06:98c1:3120::2026-07-16 → 2026-07-16 · 3 obs
● 2026-07-16 07:13:06
○ 2026-07-16 07:58:12
○ 2026-07-29 00:58:16
○A2a06:98c1:3121::2026-07-16 → 2026-07-16 · 3 obs
● 2026-07-16 07:13:06
○ 2026-07-16 07:58:12
○ 2026-07-29 00:58:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...-
ifdu.dksri.ns.cloudflare.com, harmony.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.234

NS records: sri.ns.cloudflare.com, harmony.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ifdu.dk (unsigned zone)

⏱️ Timing

Total: 527ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.45.105, 172.67.213.38
AAAA22606:4700:3035::6815:2d69, 2606:4700:3037::ac43:d526
NS2harmony.ns.cloudflare.com, sri.ns.cloudflare.com
TXT2google-site-verification=Qc6hVxvjWViKQNs, google-site-verification=ucT1VP4WYU9kdkH
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1harmony.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

ifdu.dk resolves to four IP addresses: 104.21.45.105, 172.67.213.38, 2606:4700:3035::6815:2d69 and 2606:4700:3037::ac43:d526.

harting.pl, hld-fz.com, amin4dslt.com and two other host names share IP numbers with ifdu.dk.

Name Servers

Two name servers handle the delegation for ifdu.dk: harmony.ns.cloudflare.com and sri.ns.cloudflare.com.

ifdu.dk uses the same name servers as several other domains — among them bindadmin.com, fritzdorfer.de, asmeng.com and two more.

ifdu.dk partially shares its NS delegation with several other domains, including 91.28.81.in-addr.arpa, tradingviewer.com, unify-protocol.info and two others.

It is common to find these name servers alongside the name servers terin.ns.cloudflare.com, vick.ns.cloudflare.com, paige.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

harmony.ns.cloudflare.com resolves to 108.162.194.146, 162.159.38.146 and 172.64.34.146 among others, with 3 other IP addresses in total.

sri.ns.cloudflare.com resolves to 108.162.193.234, 172.64.33.234 and 173.245.59.234 among others, with 3 other IP addresses in total.