mail.ntntech.com - robtex.com

mail.ntntech.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:91e4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1c73🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.115Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.145.228🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.28.115, 172.67.145.228
IPv62606:4700:3033::ac43:91e4, 2606:4700:3037::6815:1c73

ntntech.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:91e4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1c73🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.115Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.145.228🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemerie.ns.cloudflare.com ⭐
NSkurt.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.28.115, 172.67.145.228
IPv62606:4700:3033::ac43:91e4, 2606:4700:3037::6815:1c73
SOAemerie.ns.cloudflare.comdns@cloudflare.com serial=2399576516

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.28.115172.67.145.2282606:4700:3033::ac43:91e42606:4700:3037::6815:1c73171.8.119.128
●A104.21.28.1152026-03-25 → 2026-03-25 · 2 obs
○ 2016-07-14 14:41:18
● 2026-03-25 00:47:52
○A171.8.119.1282015-08-19 → 2016-07-14 · 3 obs
● 2015-08-19 22:02:24
● 2016-07-14 14:41:18
○ 2026-03-25 00:47:52
●A172.67.145.2282026-03-25 → 2026-03-25 · 2 obs
○ 2016-07-14 14:41:18
● 2026-03-25 00:47:52
●A2606:4700:3033::ac43:91e42026-03-25 → 2026-03-25 · 2 obs
○ 2016-07-14 14:41:18
● 2026-03-25 00:47:52
●A2606:4700:3037::6815:1c732026-03-25 → 2026-03-25 · 2 obs
○ 2016-07-14 14:41:18
● 2026-03-25 00:47:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...-
ntntech.comkurt.ns.cloudflare.com, emerie.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.115

NS records: kurt.ns.cloudflare.com, emerie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ntntech.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.28.115, 172.67.145.228
AAAA22606:4700:3033::ac43:91e4, 2606:4700:3037::6815:1c73
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by mail.ntntech.com: 2606:4700:3033::ac43:91e4, 2606:4700:3037::6815:1c73, 104.21.28.115 and 172.67.145.228.

other host names including zeuss.co.il, www.ff777vip3.com, winewine.com.ua, analytics.bored.dev and veselca.com share IP numbers with mail.ntntech.com.