duohack.com - robtex.com

duohack.com

DNSSEC⚠️ Not signed
A2606:4700:3036::6815:4b0b🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:a640🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.11Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.166.64🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrenna.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26b0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenna.ns.cloudflare.com
A2803:f800:50::6ca2:c2b0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbrenna.ns.cloudflare.com
A2a06:98c1:50::ac40:22b0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbrenna.ns.cloudflare.com
A108.162.194.176🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenna.ns.cloudflare.com
A162.159.38.176Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenna.ns.cloudflare.com
A172.64.34.176🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbrenna.ns.cloudflare.com
NSvern.ns.cloudflare.com
A2606:4700:58::adf5:3bf3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A2803:f800:50::6ca2:c1f3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvern.ns.cloudflare.com
A2a06:98c1:50::ac40:21f3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvern.ns.cloudflare.com
A108.162.193.243🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A172.64.33.243🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A173.245.59.243🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.75.11, 172.67.166.64
IPv6 hints2606:4700:3036::6815:4b0b, 2606:4700:3036::ac43:a640
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=199, name=cloudflare-ech.com
SOAbrenna.ns.cloudflare.comdns@cloudflare.com serial=2402462907

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777119562

Same first word

duohack.com

Similar names

kadouch.com
chukoda.com
haoduck.com

DNS History

17 records (6 active, 11 former)

2020202120222023202420252026NSbrenna.ns.cloudflare.comvern.ns.cloudflare.comalec.ns.cloudflare.comara.ns.cloudflare.comMXdc-d10fac41aeb2.duohack.comA104.21.75.11172.67.166.642606:4700:3036::6815:4b0b2606:4700:3036::ac43:a640104.27.146.225104.27.147.225188.114.96.0188.114.97.02606:4700:30::681b:92e12606:4700:30::681b:93e12a06:98c1:3120::2a06:98c1:3121::
○NSalec.ns.cloudflare.com2019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
○NSara.ns.cloudflare.com2019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
●NSbrenna.ns.cloudflare.com2026-03-30 → 2026-04-25 · 3 obs
○ 2019-12-17 13:47:48
● 2026-03-30 13:53:36
● 2026-04-25 12:27:22
●NSvern.ns.cloudflare.com2026-03-30 → 2026-04-25 · 3 obs
○ 2019-12-17 13:47:48
● 2026-03-30 13:53:36
● 2026-04-25 12:27:22
○MXdc-d10fac41aeb2.duohack.com2019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
●A104.21.75.112026-03-30 → 2026-04-25 · 3 obs
○ 2019-12-17 13:47:48
● 2026-03-30 13:53:36
● 2026-04-25 12:27:22
○A104.27.146.2252019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
○A104.27.147.2252019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
●A172.67.166.642026-03-30 → 2026-04-25 · 3 obs
○ 2019-12-17 13:47:48
● 2026-03-30 13:53:36
● 2026-04-25 12:27:22
○A188.114.96.02026-03-30 → 2026-04-25 · 2 obs
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
○A188.114.97.02026-03-30 → 2026-04-25 · 2 obs
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
○A2606:4700:30::681b:92e12019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
○A2606:4700:30::681b:93e12019-12-17 → 2019-12-17 · 3 obs
● 2019-12-17 13:47:48
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
●A2606:4700:3036::6815:4b0b2026-03-30 → 2026-04-25 · 3 obs
○ 2019-12-17 13:47:48
● 2026-03-30 13:53:36
● 2026-04-25 12:27:22
●A2606:4700:3036::ac43:a6402026-03-30 → 2026-04-25 · 3 obs
○ 2019-12-17 13:47:48
● 2026-03-30 13:53:36
● 2026-04-25 12:27:22
○A2a06:98c1:3120::2026-03-30 → 2026-04-25 · 2 obs
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22
○A2a06:98c1:3121::2026-03-30 → 2026-04-25 · 2 obs
○ 2026-03-30 13:53:36
○ 2026-04-25 12:27:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...-
duohack.comvern.ns.cloudflare.com, brenna.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.243

NS records: vern.ns.cloudflare.com, brenna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duohack.com (unsigned zone)

⏱️ Timing

Total: 320ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.166.64, 104.21.75.11
AAAA22606:4700:3036::ac43:a640, 2606:4700:3036::6815:4b0b
NS2brenna.ns.cloudflare.com, vern.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1brenna.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (vern.ns.cloudflare.com, vern.ns.cloudflare.com, vern.ns.cloudflare.com...)

Analysis

IP Addresses

duohack.com resolves to four IPs: 2606:4700:3036::6815:4b0b, 2606:4700:3036::ac43:a640, 104.21.75.11 and 172.67.166.64.

Other host names, for instance mainearrests.org, p-4s.com, mail.americana-group.com, webnative.com and www.timhardy.com share IP numbers with duohack.com.

Name Servers

duohack.com has two name servers: brenna.ns.cloudflare.com and vern.ns.cloudflare.com.

duohack.com shares the same name server setup as other domains, for example durhamnet.ca, toys.com.ua, leaguesuite.com, nassaucountytaxgrievance.com and (0x736578)camz.de.

duohack.com shares some name servers with other domains, for example coffeestrap.com, app8kbet.com, lubbockelectric.com, adsita.com and londongrill.ru.

These name servers are commonly used together with aaden.ns.cloudflare.com and hassan.ns.cloudflare.com.

Host names with six IP numbers: brenna.ns.cloudflare.com points to: 2606:4700:50::a29f:26b0, 2803:f800:50::6ca2:c2b0, 2a06:98c1:50::ac40:22b0, 108.162.194.176, 162.159.38.176 and 172.64.34.176; vern.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf3, 2803:f800:50::6ca2:c1f3, 2a06:98c1:50::ac40:21f3, 108.162.193.243, 172.64.33.243 and 173.245.59.243.