duk.to - robtex.com

duk.to

DNSSEC⚠️ Not signed
A2606:4700:3108::ac42:2843🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3108::ac42:2bbd🇺🇸 Cloudflare2606:4700:3108::/48 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.40.67🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.43.189🇺🇸 Cloudflare172.66.40.0/21 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlars.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bc3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A2803:f800:50::6ca2:c1c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlars.ns.cloudflare.com
A2a06:98c1:50::ac40:21c3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlars.ns.cloudflare.com
A108.162.193.195🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A172.64.33.195🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
A173.245.59.195🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlars.ns.cloudflare.com
NSvenus.ns.cloudflare.com
A2606:4700:50::adf5:3aeb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvenus.ns.cloudflare.com
A2803:f800:50::6ca2:c0eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvenus.ns.cloudflare.com
A2a06:98c1:50::ac40:20eb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvenus.ns.cloudflare.com
A108.162.192.235🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvenus.ns.cloudflare.com
A172.64.32.235🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvenus.ns.cloudflare.com
A173.245.58.235🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvenus.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4172.66.40.67, 172.66.43.189
IPv62606:4700:3108::ac42:2843, 2606:4700:3108::ac42:2bbd
SOAlars.ns.cloudflare.comdns@cloudflare.com serial=2394499532

to

DNSSEC⚠️ Not signed
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1771274419

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DNS History

6 records (6 active, 0 former)

NSlars.ns.cloudflare.comvenus.ns.cloudflare.comA172.66.40.67172.66.43.1892606:4700:3108::ac42:28432606:4700:3108::ac42:2bbd
●NSlars.ns.cloudflare.com2026-02-23 → 2026-02-28 · 2 obs
● 2026-02-23 03:51:34
● 2026-02-28 12:00:50
●NSvenus.ns.cloudflare.com2026-02-23 → 2026-02-28 · 2 obs
● 2026-02-23 03:51:34
● 2026-02-28 12:00:50
●A172.66.40.672026-02-23 → 2026-02-28 · 2 obs
● 2026-02-23 03:51:34
● 2026-02-28 12:00:50
●A172.66.43.1892026-02-23 → 2026-02-28 · 2 obs
● 2026-02-23 03:51:34
● 2026-02-28 12:00:50
●A2606:4700:3108::ac42:28432026-02-23 → 2026-02-28 · 2 obs
● 2026-02-23 03:51:34
● 2026-02-28 12:00:50
●A2606:4700:3108::ac42:2bbd2026-02-23 → 2026-02-28 · 2 obs
● 2026-02-23 03:51:34
● 2026-02-28 12:00:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tons01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info8 records
duk.tovenus.ns.cloudflare.com, lars.ns.cloudflare.com-

✅ Authoritative Response

Server: 108.162.192.235

NS records: venus.ns.cloudflare.com, lars.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for to (unsigned zone)

⏱️ Timing

Total: 568ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.40.67, 172.66.43.189
AAAA22606:4700:3108::ac42:2843, 2606:4700:3108::ac42:2bbd
NS2lars.ns.cloudflare.com, venus.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lars.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)

AI analysis

duk.to points to four IP numbers: 2606:4700:3108::ac42:2843, 2606:4700:3108::ac42:2bbd, 172.66.40.67 and 172.66.43.189.

Other host names, for instance giatec.ca, freezm.io, mail.electronicmandate.com, cloud.giatecscientific.com and www.uteach.io share IP numbers with duk.to.

Delegation for duk.to rests with two name servers, lars.ns.cloudflare.com and venus.ns.cloudflare.com.

duk.to shares the same name server setup as other domains, including crony.nl, citratek.com, yoda.nu, masternode.io and mb1.in.

duk.to at least partially shares name servers with other domains, for instance rottanestf.pro, olaszautobonto.hu, cyclingtipsblog.com, hellosmpl.com and sdrjjhgc.com.

these name servers are commonly used with bonnie.ns.cloudflare.com, dante.ns.cloudflare.com and rafe.ns.cloudflare.com.

Host names with six IP numbers: lars.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc3, 2803:f800:50::6ca2:c1c3, 2a06:98c1:50::ac40:21c3, 108.162.193.195, 172.64.33.195 and 173.245.59.195. venus.ns.cloudflare.com points to: 2606:4700:50::adf5:3aeb, 2803:f800:50::6ca2:c0eb, 2a06:98c1:50::ac40:20eb, 108.162.192.235, 172.64.32.235 and 173.245.58.235.