C
Post-quantum TLS readiness
domru.ru
Needs an upgrade: no TLS 1.3
Short answer
No. As of 2026-11-03, domru.ru does not negotiate post-quantum key exchange; it uses secp256r1 over TLSv1.2 (Quantum Aether grade C), so recorded traffic is exposed to harvest-now-decrypt-later.
| Grade | C |
|---|---|
| Key exchange | secp256r1 |
| Post-quantum | no (classical) |
| TLS | TLSv1.2 |
| Hosting network | JSC "ER-Telecom Holding" |
| Tranco rank | #6334 |
| Country | 🇷🇺 Russia: #26/26 (14.5%) |
From our weekly tracker of the top 10,000 sites, scanned on 2026-11-03 · /adoption
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[](https://ather-quatum.cloud/?domain=domru.ru)