www.ntbackup.us - robtex.com

www.ntbackup.us

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:4af6🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:cff3🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.246Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.243🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.74.246, 172.67.207.243
IPv62606:4700:3035::6815:4af6, 2606:4700:3037::ac43:cff3

ntbackup.us

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:4af6🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:cff3🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.246Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.243🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamber.ns.cloudflare.com ⭐
NShugh.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.74.246, 172.67.207.243
IPv62606:4700:3035::6815:4af6, 2606:4700:3037::ac43:cff3
SOAamber.ns.cloudflare.comdns@cloudflare.com serial=2398345826

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DNS History

5 records (4 active, 1 former)

20192020202120222023202420252026A104.21.74.246172.67.207.2432606:4700:3035::6815:4af62606:4700:3037::ac43:cff3167.160.13.39
●A104.21.74.2462026-03-25 → 2026-03-27 · 3 obs
○ 2018-05-09 11:41:16
● 2026-03-25 20:39:20
● 2026-03-27 17:28:20
○A167.160.13.392018-05-09 → 2018-05-09 · 3 obs
● 2018-05-09 11:41:16
○ 2026-03-25 20:39:20
○ 2026-03-27 17:28:20
●A172.67.207.2432026-03-25 → 2026-03-27 · 3 obs
○ 2018-05-09 11:41:16
● 2026-03-25 20:39:20
● 2026-03-27 17:28:20
●A2606:4700:3035::6815:4af62026-03-25 → 2026-03-27 · 3 obs
○ 2018-05-09 11:41:16
● 2026-03-25 20:39:20
● 2026-03-27 17:28:20
●A2606:4700:3037::ac43:cff32026-03-25 → 2026-03-27 · 3 obs
○ 2018-05-09 11:41:16
● 2026-03-25 20:39:20
● 2026-03-27 17:28:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usk.cctld.us, n.cctld.us, x.cctld.us, m.cctld.us...-
ntbackup.ushugh.ns.cloudflare.com, amber.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.64

NS records: hugh.ns.cloudflare.com, amber.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ntbackup.us (unsigned zone)

⏱️ Timing

Total: 301ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.207.243, 104.21.74.246
AAAA22606:4700:3035::6815:4af6, 2606:4700:3037::ac43:cff3
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.ntbackup.us points to four IP numbers: 2606:4700:3035::6815:4af6, 2606:4700:3037::ac43:cff3, 104.21.74.246 and 172.67.207.243.

For instance, other host names alavoncremation.com, e-papyrus.com, rfid.media, fema-study.com.cdn.cloudflare.net and 8b3.net share IP numbers with www.ntbackup.us.