dufftech.net - dns.ninja

dufftech.net

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:1cf1🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:93e7🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.241Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.231🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSguss.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bac🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A2803:f800:50::6ca2:c1ac🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRguss.ns.cloudflare.com
A2a06:98c1:50::ac40:21ac🇺🇸 Cloudflare2a06:98c1:50::/45
PTRguss.ns.cloudflare.com
A108.162.193.172🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A172.64.33.172🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
A173.245.59.172🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRguss.ns.cloudflare.com
NSirena.ns.cloudflare.com
A2606:4700:50::a29f:264f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
A2803:f800:50::6ca2:c24f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRirena.ns.cloudflare.com
A2a06:98c1:50::ac40:224f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRirena.ns.cloudflare.com
A108.162.194.79🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
A162.159.38.79Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
A172.64.34.79🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRirena.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.241, 172.67.147.231
IPv6 hints2606:4700:3031::6815:1cf1, 2606:4700:3037::ac43:93e7
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com
SOAguss.ns.cloudflare.comdns@cloudflare.com serial=2406166683

net

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=1781494150
WOT: SAFE (64/100)

Same first word

dufftech.com
dufftech.net

DNS History

10 records (6 active, 4 former)

NSguss.ns.cloudflare.comirena.ns.cloudflare.comA104.21.28.241172.67.147.2312606:4700:3031::6815:1cf12606:4700:3037::ac43:93e7188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSguss.ns.cloudflare.com2026-04-22 → 2026-06-15 · 2 obs
● 2026-04-22 06:28:08
● 2026-06-15 03:55:26
●NSirena.ns.cloudflare.com2026-04-22 → 2026-06-15 · 2 obs
● 2026-04-22 06:28:08
● 2026-06-15 03:55:26
●A104.21.28.2412026-04-22 → 2026-06-15 · 2 obs
● 2026-04-22 06:28:08
● 2026-06-15 03:55:26
●A172.67.147.2312026-04-22 → 2026-06-15 · 2 obs
● 2026-04-22 06:28:08
● 2026-06-15 03:55:26
○A188.114.96.02026-04-22 → 2026-06-15 · 2 obs
○ 2026-04-22 06:28:08
○ 2026-06-15 03:55:26
○A188.114.97.02026-04-22 → 2026-06-15 · 2 obs
○ 2026-04-22 06:28:08
○ 2026-06-15 03:55:26
●A2606:4700:3031::6815:1cf12026-04-22 → 2026-06-15 · 2 obs
● 2026-04-22 06:28:08
● 2026-06-15 03:55:26
●A2606:4700:3037::ac43:93e72026-04-22 → 2026-06-15 · 2 obs
● 2026-04-22 06:28:08
● 2026-06-15 03:55:26
○A2a06:98c1:3120::2026-04-22 → 2026-06-15 · 2 obs
○ 2026-04-22 06:28:08
○ 2026-06-15 03:55:26
○A2a06:98c1:3121::2026-04-22 → 2026-06-15 · 2 obs
○ 2026-04-22 06:28:08
○ 2026-06-15 03:55:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
dufftech.netguss.ns.cloudflare.com, irena.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.79

NS records: guss.ns.cloudflare.com, irena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dufftech.net (unsigned zone)

⏱️ Timing

Total: 212ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.28.241, 172.67.147.231
AAAA22606:4700:3031::6815:1cf1, 2606:4700:3037::ac43:93e7
NS2guss.ns.cloudflare.com, irena.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1guss.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

dufftech.net directs to four IP numbers, which are 104.21.28.241, 172.67.147.231, 2606:4700:3031::6815:1cf1 and 2606:4700:3037::ac43:93e7.

www.ritop.net, mycrsinc.com, pohon8-star.com and two other host names share IP numbers with dufftech.net.

Name Servers

dufftech.net has two authoritative name servers — guss.ns.cloudflare.com and irena.ns.cloudflare.com.

dufftech.net uses the same name servers as several other domains — among them thomasjpr.social, edu.pink, besttorontoclean.com and two more.

The name servers of dufftech.net overlap at least partially with those of other domains — among them dingjulighting.com, andrewconnell.net, lofskolen.dk and two more.

The name servers monroe.ns.cloudflare.com, curt.ns.cloudflare.com and emerie.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

guss.ns.cloudflare.com points to 108.162.193.172, 172.64.33.172, 173.245.59.172 and 3 other IP addresses.

irena.ns.cloudflare.com points to 108.162.194.79, 162.159.38.79, 172.64.34.79 and 3 other IP addresses.