20.219.11.16
Case file
First seen on 2026-09-29T12:44:34Z, most recently active on 2026-10-04T10:41:56Z.
Recorded 1296 attack-shaped requests across 5 separate days.
Its traffic fuzzed a short, random filename looking for a forgotten script that responds; it also probed a WordPress admin/content path used to fingerprint the installation or hunt for an exposed upload/plugin surface; it also checked for a known-vulnerable or backdoored WordPress plugin path.
Seen from 1 of our sensors: nl4-web.
Scored into the "Persistent" level, carrying the badges Regular, Toolkit.
Routed via AS8075 (Microsoft Corporation), an ASN we classify as cloud.
Blocked on every one of our hosts and at our edge since 2026-10-04T17:50:03Z, through 2027-01-02T17:50:03Z.
Enrichment
| rDNS | none |
|---|---|
| ASN | AS8075 — Microsoft Corporation |
| ASN type | cloud |
| Country | India (IN) |
| Flags | none observed |
Timeline
- 2026-09-29310
- 2026-09-30316
- 2026-10-02260
- 2026-10-03370
- 2026-10-0440
Evidence (newest first, up to 50)
| Time (UTC) | Vantage | Site | Class | Status | Evidence |
|---|---|---|---|---|---|
| 2026-10-04T10:41:54Z – 2026-10-04T10:41:56Z ×7 | nl4-web | techwriters.eu | 7 × fuzzed a short, random filename looking for a forgotten script that responds | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:56 +0300] "GET /w.php HTTP/1.1" 404 16 "-" "-" (7 distinct paths) |
| 2026-10-04T10:41:54Z | nl4-web | techwriters.eu | matched a catalogue rule | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:54 +0300] "GET /admin.php/coupon.php HTTP/1.1" 404 16 "-" "-" |
| 2026-10-04T10:41:52Z – 2026-10-04T10:41:54Z ×7 | nl4-web | techwriters.eu | 7 × fuzzed a short, random filename looking for a forgotten script that responds | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:54 +0300] "GET /rzadz3.php? HTTP/1.1" 404 16 "-" "-" (7 distinct paths) |
| 2026-10-04T10:41:51Z | nl4-web | techwriters.eu | matched a catalogue rule | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:51 +0300] "GET /wp-includes/assets.php HTTP/1.1" 404 236 "-" "-" |
| 2026-10-04T10:41:51Z | nl4-web | techwriters.eu | probed a WordPress admin/content path used to fingerprint the installation or hunt for an exposed upload/plugin surface | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:51 +0300] "GET /wp-includes/ID3/about.php HTTP/1.1" 404 236 "-" "-" |
| 2026-10-04T10:41:47Z – 2026-10-04T10:41:51Z ×16 | nl4-web | techwriters.eu | 16 × fuzzed a short, random filename looking for a forgotten script that responds | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:51 +0300] "GET /f35.php HTTP/1.1" 404 16 "-" "-" (16 distinct paths) |
| 2026-10-04T10:41:47Z | nl4-web | techwriters.eu | probed a WordPress admin/content path used to fingerprint the installation or hunt for an exposed upload/plugin surface | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:47 +0300] "GET /wp-content/uploads/ HTTP/1.1" 404 236 "-" "-" |
| 2026-10-04T10:41:45Z – 2026-10-04T10:41:47Z ×7 | nl4-web | techwriters.eu | 7 × fuzzed a short, random filename looking for a forgotten script that responds | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:47 +0300] "GET /m.php? HTTP/1.1" 404 16 "-" "-" (7 distinct paths) |
| 2026-10-04T10:41:45Z | nl4-web | techwriters.eu | checked for a known-vulnerable or backdoored WordPress plugin path | 404 | 20.219.11.16 - - [04/Oct/2026:13:41:45 +0300] "GET /wp-content/plugins/hellopress/wp_filemanager.php HTTP/1.1" 404 236 "-" "-" |
| 2026-10-03T10:55:42Z | nl4-web | obdebug.com | probed a WordPress admin/content path used to fingerprint the installation or hunt for an exposed upload/plugin surface | 404 | 20.219.11.16 - - [03/Oct/2026:13:55:42 +0300] "GET /wp-includes/ID3/about.php HTTP/1.1" 404 236 "-" "-" |
| 2026-10-03T10:55:40Z – 2026-10-03T10:55:41Z ×7 | nl4-web | obdebug.com | 7 × fuzzed a short, random filename looking for a forgotten script that responds | 404 | 20.219.11.16 - - [03/Oct/2026:13:55:41 +0300] "GET /marr.php HTTP/1.1" 404 16 "-" "-" (7 distinct paths) |
Report history
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Dispute or removal: [email protected] — reference 20.219.11.16 (mailbox goes live with phase 3). See /threats/about for the method and the 7-day review window.
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