mail.rcup.io - robtex.com

mail.rcup.io

DNSSEC⚠️ Not signed

rcup.io

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c72c🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3cb5🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.60.181Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.199.44🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclyde.ns.cloudflare.com ⭐
NSelle.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.60.181, 172.67.199.44
IPv6 hints2606:4700:3032::ac43:c72c, 2606:4700:3036::6815:3cb5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOAclyde.ns.cloudflare.comdns@cloudflare.com serial=2402005549
rank #830422 globally
rank #6050 in the tld

Previously MX for

rcup.io

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DNS History

1 record (0 active, 1 former)

20192020202120222023202420252026A37.187.198.186
○A37.187.198.1862018-07-27 → 2018-07-27 · 2 obs
● 2018-07-27 00:32:34
○ 2026-04-23 18:00:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
rcup.ioelle.ns.cloudflare.com, clyde.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.91

NS records: elle.ns.cloudflare.com, clyde.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rcup.io (unsigned zone)

⏱️ Timing

Total: 250ms | Queries: -

📄 Records

TypeCountSample Data