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6 dimensions · leaks / fingerprint / consistency

ASN lookup result for AS12874 Fastweb SpA — network size, BGP routing and registration

ITAS12874Fastweb SpAMobile
WHOIS Topology

Italy · RIPE NCCfastweb.it

Business linesHome broadbandRPKI filteringTor relays

IPv4 addresses

3,563,008

110 announced prefixes

IPv6 addresses

6.33 × 10²⁹

18 announced prefixes

BGP neighbours

…

CAIDA rank

#224

Customer cone 237 ASNs

Estimated users

2.64M

APNIC: 2.65M

RPKI

77% valid

0 invalid · 30 not covered

Average purity

88

35 sampled IPs

IXPs / facilities

12 / 13

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

PrefixRPKIRegistrationGeolocationAddresses
93.32.0.0/12ValidITIT-FASTWEB-20080225RIPEITSesto San Giovanni1,048,576
2.224.0.0/13ValidITIT-FASTWEB-20101230RIPEITItaly524,288
2.232.0.0/13ValidITIT-FASTWEB-20101230RIPEITNaples524,288
93.32.0.0/13ValidITIT-FASTWEB-20080225RIPEITSesto San Giovanni524,288
93.40.0.0/13ValidITIT-FASTWEB-20080225RIPEITItaly524,288
93.48.0.0/13ValidITIT-FASTWEB-20080225RIPEITNaples524,288
93.32.0.0/14ValidITIT-FASTWEB-20080225RIPEITSesto San Giovanni262,144
93.36.0.0/14ValidITIT-FASTWEB-20080225RIPEITGenoa262,144
93.40.0.0/14ValidITIT-FASTWEB-20080225RIPEITItaly262,144
93.44.0.0/14ValidITIT-FASTWEB-20080225RIPEITItaly262,144
93.56.0.0/14ValidITIT-FASTWEB-20080225RIPEITFlorence262,144
89.96.0.0/15ValidITIT-FASTWEB-20060213RIPEITGussago131,072
93.32.0.0/15ValidITIT-FASTWEB-20080225RIPEITSesto San Giovanni131,072
93.34.0.0/15ValidITIT-FASTWEB-20080225RIPEITNaples131,072
93.36.0.0/15ValidITIT-FASTWEB-20080225RIPEITGenoa131,072
93.38.0.0/15ValidITIT-FASTWEB-20080225RIPEITMilan131,072
93.40.0.0/15ValidITIT-FASTWEB-20080225RIPEITItaly131,072
93.42.0.0/15ValidITIT-FASTWEB-20080225RIPEITItaly131,072
93.44.0.0/15ValidITIT-FASTWEB-20080225RIPEITItaly131,072
93.46.0.0/15ValidITIT-FASTWEB-20080225RIPEITSpoleto131,072

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 99 / 13,918 （<1%） · flagged 72

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

93.32.0.0/1245/4096 with data · 28 flagged

93.48.0.0/1312/2048 with data · 10 flagged

2.224.0.0/1310/2048 with data · 9 flagged

93.56.0.0/148/1024 with data · 5 flagged

93.62.0.0/156/512 with data · 5 flagged

151.0.128.0/175/128 with data · 5 flagged

2.232.0.0/134/2048 with data · 2 flagged

37.186.192.0/183/64 with data · 3 flagged

89.96.0.0/152/512 with data · 2 flagged

85.18.0.0/162/256 with data · 2 flagged

83.103.0.0/171/128 with data · 1 flagged

92.223.128.0/171/128 with data · 0 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 2370–84 850–69 40–49 0

0.04%

Share of IPv4 reported or blocklisted

1,418

Listed IPs

35

Analysed IPs

Riskiest /24 blocks

/24 blockFlaggedAnalysed
2.228.224.0/2411
93.42.177.0/2411
93.55.126.0/2411
93.63.84.0/2411

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

  • IT Italy
Scope
Single country
In registered country
100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS12874 · Last 7 days
Mobile vs. Desktop
Desktop 56.3%Mobile 43.6%
Desktop56.3%Mobile43.6%
Bot vs. Human
Human 85.3%Bot 14.7%
Human85.3%Bot14.7%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version
IPv4 67.6%IPv6 32.4%32.4%IPv6
IPv467.6%IPv632.4%
HTTP Version
HTTP/1.x
14.5%HTTP/2
54.6%HTTP/3
30.9%
HTTP vs. HTTPS
98.8% HTTPS (encrypted)
Plain HTTP 1.2%
TLS Version
TLS 1.0/1.1< 0.1%TLS 1.24.9%TLS 1.363.8%QUIC31.3%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks
GET
74.4%POST
23.6%HEAD
1.2%OPTIONS
0.4%PATCH
0.3%Other
< 0.1%

BGP Announcements

Hourly BGP route announcements over the last 7 days

404,372
7-day total
23,438
Hourly peak

Data: Cloudflare Radar, licensed under CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

A pronounced day/night rhythm, typical of networks with human users.

00061218
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Times in UTCLessMore
Peak hour
13:00–14:00
Active hours
17 hrs
Weekend vs weekday
Weekdays heavier
Busiest day
Wed

Datacenter Presence

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BGP upstreams and neighbours

AS12874Standalone page
Loading upstreams and neighbours…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

InformationSourceUpdated
Registered countryRIR daily delegation statistics2026-10-20
Registered address & allocation dateRIR registration data (RDAP)2026-10-13
Organization & company countryAS-to-organization data2026-10-21
Network typeCleanIP ASN canon2026-10-21
Exchanges & facilitiesOperator self-reported interconnection data2026-10-21
Announced prefixes & BGP neighboursPublic BGP routing data2026-10-22
IPv4 geographyGeolocation database—
RPKI validationRPKI ROA validation data2026-10-22
Rank & customer coneCAIDA AS Rank2026-10-01
Estimated users (APNIC)APNIC Labs user estimates2026-10-19
Network tagsPublic routing data community tags2026-10-21
IP reputationCleanIP lookups and neighbour sampling—

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Multi-source cross-checks · In-house reputation data · Real data only

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