duo-up.com - robtex.com

duo-up.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:26b2🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:891d🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.178Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.137.29🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSrayne.ns.cloudflare.com ⭐
A2606:4700:50::a29f:260b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayne.ns.cloudflare.com
A2803:f800:50::6ca2:c20b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrayne.ns.cloudflare.com
A2a06:98c1:50::ac40:220b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrayne.ns.cloudflare.com
A108.162.194.11🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayne.ns.cloudflare.com
A162.159.38.11Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayne.ns.cloudflare.com
A172.64.34.11🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayne.ns.cloudflare.com
NSvicky.ns.cloudflare.com
A2606:4700:58::a29f:2c45🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicky.ns.cloudflare.com
A2803:f800:50::6ca2:c345🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvicky.ns.cloudflare.com
A2a06:98c1:50::ac40:2345🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvicky.ns.cloudflare.com
A108.162.195.69🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicky.ns.cloudflare.com
A162.159.44.69Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicky.ns.cloudflare.com
A172.64.35.69🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvicky.ns.cloudflare.com
TXTgoogle-site-verification=5v9pVzWpuKf4GD-AINbvb5t-IliYFisVSLfPgH3kv10
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.178, 172.67.137.29
IPv6 hints2606:4700:3032::6815:26b2, 2606:4700:3035::ac43:891d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com
SOArayne.ns.cloudflare.comdns@cloudflare.com serial=2408125058

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=1785568987
📈 Tranco rank: #144,953

Same first word

duo-up.net
duo-up.com

DNS History

8 records (6 active, 2 former)

NSrayne.ns.cloudflare.comvicky.ns.cloudflare.comA104.21.38.178172.67.137.292606:4700:3032::6815:26b22606:4700:3035::ac43:891d2606:4700:3031::6815:26b22606:4700:3033::ac43:891d
●NSrayne.ns.cloudflare.com2026-06-01 → 2026-08-01 · 2 obs
● 2026-06-01 21:04:48
● 2026-08-01 07:43:42
●NSvicky.ns.cloudflare.com2026-06-01 → 2026-08-01 · 2 obs
● 2026-06-01 21:04:48
● 2026-08-01 07:43:42
●A104.21.38.1782026-06-01 → 2026-08-01 · 2 obs
● 2026-06-01 21:04:48
● 2026-08-01 07:43:42
●A172.67.137.292026-06-01 → 2026-08-01 · 2 obs
● 2026-06-01 21:04:48
● 2026-08-01 07:43:42
○A2606:4700:3031::6815:26b22026-06-01 → 2026-06-10 · 4 obs
● 2026-06-01 21:04:48
● 2026-06-10 22:19:04
○ 2026-07-19 14:48:40
○ 2026-08-01 07:43:42
●A2606:4700:3032::6815:26b22026-07-19 → 2026-08-01 · 3 obs
○ 2026-06-10 22:19:04
● 2026-07-19 14:48:40
● 2026-08-01 07:43:42
○A2606:4700:3033::ac43:891d2026-06-01 → 2026-06-10 · 4 obs
● 2026-06-01 21:04:48
● 2026-06-10 22:19:04
○ 2026-07-19 14:48:40
○ 2026-08-01 07:43:42
●A2606:4700:3035::ac43:891d2026-07-19 → 2026-08-01 · 3 obs
○ 2026-06-10 22:19:04
● 2026-07-19 14:48:40
● 2026-08-01 07:43:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
duo-up.comrayne.ns.cloudflare.com, vicky.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.69

NS records: rayne.ns.cloudflare.com, vicky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duo-up.com (unsigned zone)

⏱️ Timing

Total: 1231ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.137.29, 104.21.38.178
AAAA22606:4700:3035::ac43:891d, 2606:4700:3032::6815:26b2
NS2rayne.ns.cloudflare.com, vicky.ns.cloudflare.com
TXT1google-site-verification=5v9pVzWpuKf4GD-
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1rayne.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duo-up.com has four IP addresses: 104.21.38.178, 172.67.137.29, 2606:4700:3032::6815:26b2 and 2606:4700:3035::ac43:891d.

Among the host names that share IP numbers with duo-up.com are polonia.org, theofficedealer.org, mail.msugcf.org and two others.

Name Servers

Two name servers handle the delegation for duo-up.com: rayne.ns.cloudflare.com and vicky.ns.cloudflare.com.

duo-up.com has the same name server delegation as a number of other domains, such as orisbonus.com, opelgaming.com, gameoris.com and two more.

duo-up.com shares at least some of its name servers with other domains, including weiqinghome.com, thedotwav.com, varsistemi.com and two others.

Host names resolving to 6 IP numbers:

rayne.ns.cloudflare.com resolves to 108.162.194.11, 162.159.38.11 and 172.64.34.11 among others, with 3 other IP addresses in total.

vicky.ns.cloudflare.com resolves to 108.162.195.69, 162.159.44.69 and 172.64.35.69 among others, with 3 other IP addresses in total.