mail.usrrc.com - dns.ninja

mail.usrrc.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:ad88🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:1ebc🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.188Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.173.136🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.30.188, 172.67.173.136
IPv6 hints2606:4700:3031::ac43:ad88, 2606:4700:3032::6815:1ebc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com

usrrc.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:ad88🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:1ebc🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.188Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.173.136🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelliot.ns.cloudflare.com ⭐
NSisabel.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.30.188, 172.67.173.136
IPv6 hints2606:4700:3031::ac43:ad88, 2606:4700:3032::6815:1ebc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=205, name=cloudflare-ech.com
SOAelliot.ns.cloudflare.comdns@cloudflare.com serial=2410757978

Previously MX for

usrrc.com

Same first word

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DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026A104.21.30.188172.67.173.1362606:4700:3031::ac43:ad882606:4700:3032::6815:1ebc188.114.96.0188.114.97.02606:4700:3035::6815:1ebc2606:4700:3037::ac43:ad882a06:98c1:3120::2a06:98c1:3121::66.201.40.17
●A104.21.30.1882026-02-20 → 2026-08-08 · 8 obs
○ 2016-09-21 16:29:54
● 2026-02-20 01:27:34
● 2026-02-21 23:18:06
○ 2026-03-17 13:58:26
● 2026-03-20 10:23:48
● 2026-06-11 20:21:02
○ 2026-06-21 02:50:08
● 2026-08-08 18:09:48
●A172.67.173.1362026-02-20 → 2026-08-08 · 8 obs
○ 2016-09-21 16:29:54
● 2026-02-20 01:27:34
● 2026-02-21 23:18:06
○ 2026-03-17 13:58:26
● 2026-03-20 10:23:48
● 2026-06-11 20:21:02
○ 2026-06-21 02:50:08
● 2026-08-08 18:09:48
○A188.114.96.02026-03-17 → 2026-06-21 · 6 obs
○ 2026-02-21 23:18:06
● 2026-03-17 13:58:26
○ 2026-03-20 10:23:48
○ 2026-06-11 20:21:02
● 2026-06-21 02:50:08
○ 2026-08-08 18:09:48
○A188.114.97.02026-03-17 → 2026-06-21 · 6 obs
○ 2026-02-21 23:18:06
● 2026-03-17 13:58:26
○ 2026-03-20 10:23:48
○ 2026-06-11 20:21:02
● 2026-06-21 02:50:08
○ 2026-08-08 18:09:48
●A2606:4700:3031::ac43:ad882026-08-08 → 2026-08-08 · 2 obs
○ 2026-06-21 02:50:08
● 2026-08-08 18:09:48
●A2606:4700:3032::6815:1ebc2026-08-08 → 2026-08-08 · 2 obs
○ 2026-06-21 02:50:08
● 2026-08-08 18:09:48
○A2606:4700:3035::6815:1ebc2026-02-20 → 2026-06-11 · 8 obs
○ 2016-09-21 16:29:54
● 2026-02-20 01:27:34
● 2026-02-21 23:18:06
○ 2026-03-17 13:58:26
● 2026-03-20 10:23:48
● 2026-06-11 20:21:02
○ 2026-06-21 02:50:08
○ 2026-08-08 18:09:48
○A2606:4700:3037::ac43:ad882026-02-20 → 2026-06-11 · 8 obs
○ 2016-09-21 16:29:54
● 2026-02-20 01:27:34
● 2026-02-21 23:18:06
○ 2026-03-17 13:58:26
● 2026-03-20 10:23:48
● 2026-06-11 20:21:02
○ 2026-06-21 02:50:08
○ 2026-08-08 18:09:48
○A2a06:98c1:3120::2026-03-17 → 2026-06-21 · 6 obs
○ 2026-02-21 23:18:06
● 2026-03-17 13:58:26
○ 2026-03-20 10:23:48
○ 2026-06-11 20:21:02
● 2026-06-21 02:50:08
○ 2026-08-08 18:09:48
○A2a06:98c1:3121::2026-03-17 → 2026-06-21 · 6 obs
○ 2026-02-21 23:18:06
● 2026-03-17 13:58:26
○ 2026-03-20 10:23:48
○ 2026-06-11 20:21:02
● 2026-06-21 02:50:08
○ 2026-08-08 18:09:48
○A66.201.40.172015-06-19 → 2016-09-21 · 4 obs
● 2015-06-19 14:02:28
● 2016-09-21 16:29:54
○ 2026-02-20 01:27:34
○ 2026-08-08 18:09:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
usrrc.comelliot.ns.cloudflare.com, isabel.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.162

NS records: elliot.ns.cloudflare.com, isabel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usrrc.com (unsigned zone)

⏱️ Timing

Total: 1741ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.173.136, 104.21.30.188
AAAA22606:4700:3031::ac43:ad88, 2606:4700:3032::6815:1ebc
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.usrrc.com has four IP addresses: 104.21.30.188, 172.67.173.136, 2606:4700:3031::ac43:ad88 and 2606:4700:3032::6815:1ebc.

kingroyal-royalgiris.vip, tprszl.cn, simownerdetailss.com and two other host names share IP numbers with mail.usrrc.com.