ecm.21t.co.kr.
Associated IPs (1):
Domain Hierarchy
Parent:
21t.co.kr.
Open Ports (3)
161/snmp
443/https
3000/ppp
Detailed Open Ports
IP:
1.215.245.44
| Port | Protocol | State | Service | Product | Banner / Title |
|---|---|---|---|---|---|
| 161 | udp | open | snmp | — | — |
| 443 | tcp | open | https | — |
21세기
200
TLSv1.3
TLS_CHACHA20_POLY1305_SHA256
JARM
Cert 254d
Probe details
Module:
zgrab - tls+https+jarm
Last probed: 26 Apr 2026 at 06:09 UTC
HTTP title: 21세기
Cert subject: ecm.21t.co.kr
Cert issuer: Sectigo RSA Domain Validation Secure Server CA
Cert not before: 18 Dec 2025 at 00:00 UTC
Cert not after: 18 Jan 2027 at 23:59 UTC
SAN count: 2
JARM:
15d3fd16d29d29d00042d43d0000009ec686233a4398bea334ba5e62e34a01
Headers:
server: Apache/2.4.53 (Oracle Linux Server) OpenSSL/3.0.7 mod_jk/1.2.49 |
| 3000 | tcp | open | ppp | — | — |