LIVE INDEX·27,380 channels
05:15 UTC
Rank#912 in TechNo safety flags

DC78422: DEFCON Ульяновск (ex DC20e6)

cybersecurity
Join Channel →t.me/dc78422
Composite score
19.2/100

Cohort-normalised vs 1,421 tech channels.

Subscribers
398
7d growth
+1
30d growth
-21
Last post
—
Tracked since
Jun 2026
Our read

What is DC78422: DEFCON Ульяновск (ex DC20e6)?

DC78422: DEFCON Ульяновск (ex DC20e6) is a Telegram tech supergroup. The supergroup has 398 subscribers. It is covers topics including cybersecurity.

Score inputs · v3.2 · 5 componentsMETHODOLOGY →

What goes into the 19.2

×2.0Size
398 subs
×1.0Activity
—
×1.5Growth
+1 (7d)
×0.5Trust
Clear
×1.0Category fit
Tech
bars show each component's weight; values are this channel's inputsweighted, then scored out of 100
Activity · last 30 days

Channel activity.

Activity data not yet enriched. MTProto sync runs every ~20 min.

Subscriber growth · 70 days tracked

Subscriber growth · last 90 days

30d90dAll
Subscribers now
398
7-day change
+1
+0.3%
30-day change
-21
-5.0%
Period peak
431
17 Aug 2026
Days tracked
70
since 10 Jun 2026
Trend
↘ Falling
over the period: -4.1%source: channel_history · daily
Where this channel ranks

DC78422: DEFCON Ульяновск (ex DC20e6) across the index.

Tech channels#912
Primary category leaderboard
Cybersecurity channelsVIEW →
Cross-category sub-ranking

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Why these? Same category, neighbouring score band, 7d delta within ±5pp.

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Frequently asked questions.

What is DC78422: DEFCON Ульяновск (ex DC20e6)?▾

DC78422: DEFCON Ульяновск (ex DC20e6) is a Telegram tech supergroup. The supergroup has 398 subscribers. It is covers topics including cybersecurity.

How many subscribers does DC78422: DEFCON Ульяновск (ex DC20e6) have?▾

DC78422: DEFCON Ульяновск (ex DC20e6) has 398 subscribers. It has lost 21 subscribers in the last 30 days.

How is DC78422: DEFCON Ульяновск (ex DC20e6) ranked?▾

DC78422: DEFCON Ульяновск (ex DC20e6) is ranked #912 among Tech channels on Telegram Rankings, with a composite score of 19.2/100. Scores are cohort-normalised and recomputed every sync.

Is DC78422: DEFCON Ульяновск (ex DC20e6) legit?▾

DC78422: DEFCON Ульяновск (ex DC20e6) carries no safety flags in our index, though it is not verified by Telegram. Treat unsolicited financial advice with caution.

How do I join DC78422: DEFCON Ульяновск (ex DC20e6)?▾

Open t.me/dc78422 in the Telegram app, or use the Join Channel button on this page. Telegram Rankings is an independent index and is not affiliated with DC78422: DEFCON Ульяновск (ex DC20e6).

Data provenance
Last synced
Yesterday
Methodology
v3.2
Sync cadence
~20 min
Days tracked
70

Sources: Telegram MTProto (channel metadata, posts) · channel_history (daily subscriber snapshots). Composite score recomputed each sync against the tech cohort.

The network

Part of the CommunityRankings network.

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