ns2.257consulting.com - robtex.com

ns2.257consulting.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:50ea🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:bba4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.80.234Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.164🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.80.234, 172.67.187.164
IPv6 hints2606:4700:3032::6815:50ea, 2606:4700:3033::ac43:bba4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=120, name=cloudflare-ech.com

257consulting.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:50ea🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:bba4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.80.234Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.164🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbayan.ns.cloudflare.com ⭐
NStina.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTv=spf1 ip4:67.23.254.170 +a +mx +include:_spf.google.com +include:helpscoutem...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.80.234, 172.67.187.164
IPv6 hints2606:4700:3032::6815:50ea, 2606:4700:3033::ac43:bba4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=120, name=cloudflare-ech.com
SOAbayan.ns.cloudflare.comdns@cloudflare.com serial=2405878048

Previously NS for

undertheson.net

Same first word

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DNS History

10 records (4 active, 6 former)

2017201820192020202120222023202420252026A104.21.80.234172.67.187.1642606:4700:3032::6815:50ea2606:4700:3033::ac43:bba4188.114.96.0188.114.97.02606:4700:3030::ac43:bba42a06:98c1:3120::2a06:98c1:3121::67.23.254.172
●A104.21.80.2342026-03-12 → 2026-07-29 · 3 obs
○ 2026-03-01 17:50:46
● 2026-03-12 07:11:54
● 2026-07-29 00:51:14
●A172.67.187.1642026-03-12 → 2026-07-29 · 3 obs
○ 2026-03-01 17:50:46
● 2026-03-12 07:11:54
● 2026-07-29 00:51:14
○A188.114.96.02026-03-01 → 2026-03-01 · 4 obs
○ 2017-09-23 15:53:40
● 2026-03-01 17:50:46
○ 2026-03-12 07:11:54
○ 2026-07-29 00:51:14
○A188.114.97.02026-03-01 → 2026-03-01 · 4 obs
○ 2017-09-23 15:53:40
● 2026-03-01 17:50:46
○ 2026-03-12 07:11:54
○ 2026-07-29 00:51:14
○A2606:4700:3030::ac43:bba42026-03-12 → 2026-06-15 · 5 obs
○ 2026-03-01 17:50:46
● 2026-03-12 07:11:54
● 2026-06-15 20:20:46
○ 2026-07-08 11:33:46
○ 2026-07-29 00:51:14
●A2606:4700:3032::6815:50ea2026-03-12 → 2026-07-29 · 3 obs
○ 2026-03-01 17:50:46
● 2026-03-12 07:11:54
● 2026-07-29 00:51:14
●A2606:4700:3033::ac43:bba42026-07-08 → 2026-07-29 · 3 obs
○ 2026-06-15 20:20:46
● 2026-07-08 11:33:46
● 2026-07-29 00:51:14
○A2a06:98c1:3120::2026-03-01 → 2026-03-01 · 4 obs
○ 2017-09-23 15:53:40
● 2026-03-01 17:50:46
○ 2026-03-12 07:11:54
○ 2026-07-29 00:51:14
○A2a06:98c1:3121::2026-03-01 → 2026-03-01 · 4 obs
○ 2017-09-23 15:53:40
● 2026-03-01 17:50:46
○ 2026-03-12 07:11:54
○ 2026-07-29 00:51:14
○A67.23.254.1722016-12-24 → 2017-09-23 · 4 obs
● 2016-12-24 00:21:34
● 2017-09-23 15:53:40
○ 2026-03-01 17:50:46
○ 2026-07-29 00:51:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...-
257consulting.comtina.ns.cloudflare.com, bayan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.72

NS records: tina.ns.cloudflare.com, bayan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 257consulting.com (unsigned zone)

⏱️ Timing

Total: 271ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.187.164, 104.21.80.234
AAAA22606:4700:3033::ac43:bba4, 2606:4700:3032::6815:50ea
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ns2.257consulting.com points to the four IP addresses 104.21.80.234, 172.67.187.164, 2606:4700:3032::6815:50ea and 2606:4700:3033::ac43:bba4.

Two other host names, along with www.wanda-realm-yiwu.cn, icaqroo.com and airwaven.com, also share IP numbers with ns2.257consulting.com.