AS21928 T-Mobile USA, Inc. — ASN-informatie opzoeken

AS21928T-Mobile USA, Inc.Provider

WHOIS Topology

United States · ARINt-mobile.com

AnycastHome broadbandMobile network

IPv4 addresses

13.130.240

283 announced prefixes

IPv6 addresses

1.26 × 10³⁰

258 announced prefixes

BGP neighbours

…

CAIDA rank

#4.925

Customer cone 4 ASNs

Estimated users

18,9 mln.

APNIC Labs estimate

RPKI

100% valid

0 invalid · 0 not covered

Average purity

2.236 sampled IPs

IXPs / facilities

10 / 16

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.

Prefix	RPKI	Registration	Geolocation	Addresses
100.128.0.0/9	Valid	—	United States	8.388.608
162.160.0.0/11	Valid	—	United States	2.097.152
172.32.0.0/11	Valid	—	United States	2.097.152
162.184.0.0/15	Valid	—	United States	131.072
172.58.0.0/15	Valid	—	Atlanta	131.072
65.76.0.0/16	Valid	—	United States	65.536
74.60.0.0/16	Valid	—	United States	65.536
162.190.0.0/16	Valid	—	United States	65.536
162.191.0.0/16	Valid	—	Denver	65.536
167.20.0.0/16	Valid	—	United States	65.536
172.56.0.0/16	Valid	—	Fort Myers	65.536
72.250.0.0/17	Valid	—	United States	32.768
75.122.0.0/17	Valid	—	United States	32.768
75.122.128.0/17	Valid	—	Phoenix	32.768
75.123.0.0/17	Valid	—	Los Angeles	32.768
75.123.128.0/17	Valid	—	Los Angeles	32.768
162.186.0.0/17	Valid	—	Chicago	32.768
162.186.128.0/17	Valid	—	Chicago	32.768
162.187.0.0/17	Valid	—	Philadelphia	32.768
162.187.128.0/17	Valid	—	Seattle	32.768

/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 475 / 51.290 （<1%） · flagged 102

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

172.32.0.0/11441/8192 with data · 93 flagged

208.54.0.0/178/128 with data · 0 flagged

100.128.0.0/97/32768 with data · 0 flagged

162.160.0.0/117/8192 with data · 5 flagged

65.76.0.0/164/256 with data · 1 flagged

167.20.0.0/162/256 with data · 0 flagged

72.250.0.0/172/128 with data · 1 flagged

75.122.0.0/171/128 with data · 1 flagged

168.73.0.0/171/128 with data · 0 flagged

208.54.128.0/191/32 with data · 0 flagged

174.141.208.0/201/16 with data · 1 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 1.46270–84 71650–69 560–49 2

0.01%

Share of IPv4 reported or blocklisted

1.489

Listed IPs

2.236

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
172.58.209.0/24	1	17
172.56.17.0/24	1	9
172.56.222.0/24	1	8
172.58.133.0/24	1	8
172.59.190.0/24	1	8
172.56.28.0/24	1	7
172.56.66.0/24	1	5
172.56.196.0/24	1	4
162.191.139.0/24	1	2
162.191.235.0/24	1	2

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.

United States100.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Verkeersobservatie

AS21928 · Laatste 7 dagen

Mobiel vs. desktop

Desktop37.2%Mobiel62.8%

Bot vs. mens

Mens88.6%Bot11.4%

Adoptie en gebruik

Adoptie en gebruik van belangrijke protocollen

Versie van het internetprotocol (IP)

IPv414.5%IPv685.5%

HTTP-versie

HTTP/1.x

7.6%HTTP/2

62.7%HTTP/3

29.7%

HTTP vs. HTTPS

99.5% HTTPS (versleuteld)

Onversleuteld HTTP 0.5%

TLS-versie

TLS 1.0/1.1< 0.1%TLS 1.23.8%TLS 1.366.4%QUIC29.8%

Beveiliging en aanvallen

Inzicht in aanvalsverkeer op netwerk- en applicatielaag

Aanvallen op laag 7

GET

79.1%POST

12.7%HEAD

7.2%OPTIONS

0.5%PATCH

0.4%Overig

< 0.1%

BGP-aankondigingen

BGP-routeaankondigingen per uur in de afgelopen 7 dagen

2.208.747

Totaal 7 dagen

71.329

Piek per uur

Data: Cloudflare Radar, gelicentieerd onder 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.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 21:00–22:00
Active hours: 17 hrs
Weekend vs weekday: Weekdays ≈ weekends
Busiest day: Thu

Laden…

BGP-upstreams en buren

AS21928Aparte pagina

Upstreams en buren laden…

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.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-23
Registered address & allocation date	RIR registration data (RDAP)	2026-09-26
Organization & company country	AS-to-organization data	2026-10-22
Network type	CleanIP ASN canon	2026-10-23
Exchanges & facilities	Operator self-reported interconnection data	2026-10-22
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-23
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-23
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-20
Network tags	Public routing data community tags	2026-10-23
IP reputation	CleanIP lookups and neighbour sampling	—

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