IP Profile

🖥 104.18.21.68 — Cloudflare, Inc.

Cloudflare, Inc. · AS13335 · US · 104.18.21.0/24 · IP Blocklists · threat 0.50 · 18x · 1 sources

reputation 47.2 (ELEVATED) · first seen Aug 06, 2026 · last seen 4h ago
No special flags ip medium-severity auto-tagged

Reputation

47.2
ELEVATED

Threat Score

0.50
18 sightings

ASN

AS13335
from indicator

Peers on ASN

288
malicious co-tenants

Bad neighborhood

3
104.18.21.0/24

Country

US
from indicator

🕵 Team Cymru Scout

Team Cymru Scout not configured — add config.scout.php or set cymruscout in API Config.

🌐 Network & Geo (local-first)

IP104.18.21.68
OrganizationCloudflare, Inc.
ASNAS13335
Netname
Netblock
Reverse DNS (PTR)
CountryUS country intel

Identity resolves from the indicator's own columns first, then on demand from the local ip_ranges dataset by integer range — complete even before the bulk resolver runs.

🔥 Threat severity (AS13335 neighborhood)

High (.5-.75)
289
Avg threat 0.5 · peak 0.5 across 289 local IPs on AS13335

📁 Categories (ASN neighborhood)

🦠 Malware families (ASN neighborhood)

No local data.

🏷 Tags (ASN neighborhood)

ip
229
auto-tagged
229
medium-severity
229

🔌 Sources (ASN neighborhood)

FireHOL: coinbl_hosts.ipset
113
FireHOL: stopforumspam.ipset
32
FireHOL: stopforumspam_90d.ipset
32
FireHOL: stopforumspam_30d.ipset
24
FireHOL: firehol_level4.netset
15
FireHOL: botscout_30d.ipset
15
IPsum Level 1
9
IPsum level 1 (all)
9
FireHOL: stopforumspam_7d.ipset
9
FireHOL: stopforumspam_1d.ipset
6
IPsum Level 2
5
FireHOL: firehol_abusers_1d.netset
5
Blocklist.de: all
4
FireHOL: botscout_7d.ipset
4

🌎 Geographic spread

243

📅 First-seen timeline

2026-08
284
2026-09
5

Reporting Sources for this IP (1)

FireHOL: coinbl_hosts.ipsetIP Blocklists

Passive DNS — domains resolving here (0)

No passive DNS yet. Run DNS audit.

🏠 Same /24 — 104.18.21.0/24 (3 other malicious IPs)

Other flagged IPs in the same /24 — a concentration here suggests a compromised or abused block.

IPCategoryFamilyThreat
104.18.21.14 IP Blocklists- dossier
104.18.21.80 IP Blocklists- dossier
104.18.21.194 DNS A record- dossier
All in this subnet Bulk takedown

📡 Related indicators on AS13335 (288 total, 40 shown)

IPCategoryCountryThreat
2606:4700:3032::ac43:8e05 EnrichedUS dossier
104.16.1.34 EnrichedUS dossier
2606:4700:3031::ac43:989e EnrichedUS dossier
172.67.152.158 EnrichedUS dossier
172.67.201.242 EnrichedUS dossier
2606:4700:58::a29f:2cfa EnrichedUS dossier
104.21.30.35 EnrichedUS dossier
104.21.64.86 EnrichedUS dossier
2a06:98c1:50::ac40:22d9 EnrichedUS dossier
2606:4700:58::adf5:3b5a EnrichedUS dossier
172.67.179.128 IP BlocklistsUS dossier
104.21.24.66 EnrichedUS dossier
2a06:98c1:50::ac40:23a8 EnrichedUS dossier
2a06:98c1:50::ac40:22c0 EnrichedUS dossier
2803:f800:50::6ca2:c17b EnrichedCR dossier
2a06:98c1:50::ac40:223e EnrichedUS dossier
2803:f800:50::6ca2:c1b4 EnrichedCR dossier
2a06:98c1:50::ac40:236a EnrichedUS dossier
172.67.133.199 EnrichedUS dossier
172.67.204.124 EnrichedUS dossier
108.162.192.98 EnrichedUS dossier
172.67.202.105 EnrichedUS dossier
2606:4700::6810:da54 EnrichedUS dossier
2606:4700::6810:db54 EnrichedUS dossier
172.71.102.132 IP BlocklistsNL dossier
104.21.67.158 EnrichedUS dossier
172.66.146.210 EnrichedUS dossier
104.28.162.199 IP BlocklistsUS dossier
104.28.152.239 IP BlocklistsUS dossier
104.28.214.151 IP BlocklistsSG dossier
104.28.162.139 IP BlocklistsFR dossier
104.28.214.124 IP BlocklistsRU dossier
2803:f800:50::6ca2:c33c EnrichedCR dossier
2606:4700:3033::ac43:b0ce EnrichedUS dossier
2606:4700:50::a29f:2602 EnrichedUS dossier
2606:4700:20::ac43:48c6 EnrichedUS dossier
2a06:98c1:50::ac40:20dc EnrichedUS dossier
108.162.195.60 EnrichedUS dossier
162.159.44.217 EnrichedUS dossier
172.67.134.193 EnrichedUS dossier
Full ASN dossier →

Case & Takedown Links

No cases or takedowns yet.

+ Case Takedown

Enrichments

ipinfo classification

Stored Enrichment Data Enrich Now

2 enrichment records on file (history preserved).

📁 Case Management

+ New case from this
Identity resolves local-first: the indicator's own asn/country columns, else on-demand integer-range lookup against the local ip_ranges dataset — so ASN, org and country populate even before the bulk resolver finishes and even for IPs not yet ingested. Analytics, neighborhood and graph render entirely from the local database; live reputation providers augment only when keys and outbound access are available.
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