5a.coster-tech.com - robtex.com

5a.coster-tech.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:1e7f🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:acec🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.127Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.172.236🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.30.127, 172.67.172.236
IPv62606:4700:3033::6815:1e7f, 2606:4700:3035::ac43:acec

coster-tech.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:1e7f🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:acec🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.127Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.172.236🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmacy.ns.cloudflare.com ⭐
NSmitch.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.30.127, 172.67.172.236
IPv62606:4700:3033::6815:1e7f, 2606:4700:3035::ac43:acec
SOAmacy.ns.cloudflare.comdns@cloudflare.com serial=2397329489
⚠️ On DNS blocklist: tif
⚠️ On DNS blocklist: tif

Same first word

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Similar names

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DNS History

4 records (4 active, 0 former)

A104.21.30.127172.67.172.2362606:4700:3033::6815:1e7f2606:4700:3035::ac43:acec
●A104.21.30.1272026-03-24 → 2026-03-25 · 2 obs
● 2026-03-24 01:41:30
● 2026-03-25 00:17:20
●A172.67.172.2362026-03-24 → 2026-03-25 · 2 obs
● 2026-03-24 01:41:30
● 2026-03-25 00:17:20
●A2606:4700:3033::6815:1e7f2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-24 01:41:30
● 2026-03-25 00:17:20
●A2606:4700:3035::ac43:acec2026-03-24 → 2026-03-25 · 2 obs
● 2026-03-24 01:41:30
● 2026-03-25 00:17:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
coster-tech.commitch.ns.cloudflare.com, macy.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.208

NS records: mitch.ns.cloudflare.com, macy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coster-tech.com (unsigned zone)

⏱️ Timing

Total: 1648ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.172.236, 104.21.30.127
AAAA22606:4700:3033::6815:1e7f, 2606:4700:3035::ac43:acec
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

5a.coster-tech.com points to four IP numbers: 2606:4700:3033::6815:1e7f, 2606:4700:3035::ac43:acec, 104.21.30.127 and 172.67.172.236.

Other host names including argeonline.com, www.benshapiroreport.com, gonenasty.com, 1st.hu and ziplc.com share IP numbers with 5a.coster-tech.com.