`mail.rcbopt.com`

DNSSEC

⚠️ Not signed

`rcbopt.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:dae0^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2b27^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.39^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.224^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nelci.ns.cloudflare.com` ⭐
NS	`pedro.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
MX	`route3.mx.cloudflare.net`⁽⁸⁶⁾
MX	`route2.mx.cloudflare.net`⁽¹⁰⁰⁾
TXT	`google-site-verification=CFefyuy-OwibnW35ycM5nCKNFva-otoP54y_9Ky-Nao`
TXT	`v=spf1 +a +mx include:_spf.mx.cloudflare.net include:spf.cheetahinbox.com ~all`
TXT	`yahoo-verification-key=BTiZ4pU0tv1D7IrTPTAofz43vrGRewAL765MgQmMzlk=`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.43.39, 172.67.218.224
		IPv6	2606:4700:3031::ac43:dae0, 2606:4700:3033::6815:2b27
SOA	`nelci.ns.cloudflare.com`dns@cloudflare.com serial=2398504839

Previously MX for

rcbopt.com

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DNS History

1 record (0 active, 1 former)

○A167.99.77.1182018-11-28 → 2018-11-28 · 2 obs

● 2018-11-28 12:03:52
○ 2026-03-24 21:51:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...	-
rcbopt.com	nelci.ns.cloudflare.com, pedro.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.183

NS records: nelci.ns.cloudflare.com, pedro.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rcbopt.com (unsigned zone)

⏱️ Timing

Total: 84ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 12

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

mail.rcbopt.com - robtex.com

mail.rcbopt.com

rcbopt.com