~/dnsniffer/issuers/hao-quang-viet-software-company·rank #90
$ dnsniffer count --issuer hao-quang-viet-software-company --active
▸ How many domains does Hao Quang Viet Software Company secure?
859
active domains whose current TLS certificate was issued by Hao Quang Viet Software Company, as of — 0.00% of all attributed domains.
# rank #90 of all CAs# all records held: 876# subdomains: 122# intermediates: 4# Vietnam
~/issuers/hao-quang-viet-software-company/history·active domains
859
domains secured by Hao Quang Viet Software Company on 2026-08-31 · ▲ +569 (+196.21%) since 2025-06-30
# y-axis starts at 221.72, not zero — domain counts move by fractions of a percent a day. Dashed segments are estimated: reconstructed from certificate first-seen dates before daily snapshots began, not measured on the day.
# change over time
30 days
▲ +0.00%
+0 domains
90 days
▲ +2.38%
+20 domains
1 year
▲ +18.32%
+133 domains
# intermediate CAs
| intermediate | country | domains |
|---|---|---|
| MuaSSL.com TLS Issuing RSA CA R1 | Vietnam | 612 |
| MuaSSL.com TLS Issuing RSA CA 2 | Vietnam | 247 |
| MuaSSL.com EV TLS Issuing RSA CA 2 | Vietnam | 0 |
| MuaSSL.com EV TLS Issuing RSA CA R1 | Vietnam | 0 |
# faq
- ? How many domains does Hao Quang Viet Software Company secure?
- Hao Quang Viet Software Company is the certificate authority for 859 active domains as of August 31, 2026 — 0.00% of every domain DNSniffer can attribute to an issuer.
- ? Is Hao Quang Viet Software Company gaining or losing market share?
- The number of domains secured by Hao Quang Viet Software Company has grown by 18.32% over the last year (+133 domains).
- ? Which intermediate CAs does Hao Quang Viet Software Company sign from?
- We have seen 4 intermediates under Hao Quang Viet Software Company, the busiest being “MuaSSL.com TLS Issuing RSA CA R1” with 612 domains. The full list, with per-intermediate counts, is on this page.
- ? Where does this number come from?
- DNSniffer ingests Certificate Transparency logs continuously and records the issuer of the most recent certificate seen for each domain, then snapshots the per-issuer count once a day. It measures how much of the live web a CA currently secures, not how many certificates it has issued over its lifetime.