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AS1221 Telstra Limited ASN 조회 결과 — 네트워크 규모, BGP 라우팅, 등록 정보

AUAS1221Telstra LimitedISP
WHOIS Topology

Australia · APNICtelstra.com.au

Hosts top sitesAnycastHome broadbandMobile networkRPKI filteringTor relays

IPv4 addresses

13,400,320

281 announced prefixes

IPv6 addresses

3.24 × 10³²

2 announced prefixes

BGP neighbours

…

CAIDA rank

#55

Customer cone 1,176 ASNs

Estimated users

922만

APNIC: 923만

RPKI

45% valid

0 invalid · 156 not covered

Average purity

89

100 sampled IPs

IXPs / facilities

0 / 3

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
1.128.0.0/11ValidAUTELSTRAINTERNET49-AUAPNICAUBrisbane2,097,152
101.160.0.0/11ValidAUTELSTRAINTERNET50-AUAPNICAUCairns2,097,152
58.160.0.0/12ValidAUTELSTRAINTERNET42-AUAPNICAUPerth1,048,576
121.208.0.0/12ValidAUTELSTRAINTERNET45-AUAPNICAUTownsville1,048,576
124.176.0.0/12ValidAUTELSTRAINTERNET44-AUAPNICAUBrisbane1,048,576
1.120.0.0/13ValidAUTELSTRAINTERNET49-AUAPNICAUMelbourne524,288
60.224.0.0/13ValidAUTELSTRAINTERNET43-AUAPNICAUKwinana524,288
110.144.0.0/13ValidAUTELSTRAINTERNET48-AUAPNICAUMelbourne524,288
120.144.0.0/13ValidAUTELSTRAINTERNET47-AUAPNICAUSydney524,288
203.40.0.0/13ValidAUTELSTRAINTERNET2-AUAPNICAUSydney524,288
120.152.0.0/14ValidAUTELSTRAINTERNET47-AUAPNICAUTownsville262,144
144.132.0.0/14ValidAUTELSTRA-AUAPNICAUMelbourne262,144
203.36.0.0/14ValidAUTELSTRAINTERNET10-AUAPNICAUMelbourne262,144
203.48.0.0/14ValidAUTELSTRAINTERNET3-AUAPNICAUPerth262,144
110.140.0.0/15ValidAUTELSTRAINTERNET48-AUAPNICAUWagga Wagga131,072
120.156.0.0/15ValidAUTELSTRAINTERNET47-AUAPNICAUSydney131,072
123.210.0.0/15ValidAUTELSTRAINTERNET46-AUAPNICAUAustralia131,072
144.136.0.0/15ValidAUTELSTRA-AUAPNICAUSydney131,072
203.52.0.0/15ValidAUTELSTRAINTERNET4-AUAPNICAUSydney131,072
101.103.0.0/16ValidAUTELSTRAINTERNET50-AUAPNICAUSydney65,536

/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 236 / 52,345 （<1%） · flagged 166

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

101.160.0.0/1142/8192 with data · 29 flagged

120.156.0.0/1536/512 with data · 36 flagged

1.128.0.0/1127/8192 with data · 5 flagged

123.209.0.0/1624/256 with data · 24 flagged

58.160.0.0/1219/4096 with data · 13 flagged

110.144.0.0/1316/2048 with data · 10 flagged

124.176.0.0/1214/4096 with data · 11 flagged

120.144.0.0/139/2048 with data · 4 flagged

1.120.0.0/138/2048 with data · 1 flagged

60.224.0.0/136/2048 with data · 4 flagged

203.40.0.0/135/2048 with data · 5 flagged

123.210.0.0/155/512 with data · 5 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 7570–84 1650–69 80–49 1

0.01%

Share of IPv4 reported or blocklisted

1,793

Listed IPs

100

Analysed IPs

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.

  • AU Australia
Scope
Single country
In registered country
100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

트래픽 관측

AS1221 · 최근 7일
모바일과 데스크톱
데스크톱 52.9%모바일 47.1%
데스크톱52.9%모바일47.1%
봇과 사람
사람 90.2%봇 9.8%
사람90.2%봇9.8%

도입 및 사용

주요 프로토콜의 도입 및 사용 현황

인터넷 프로토콜(IP) 버전
IPv4 35.8%IPv6 64.2%64.2%IPv6
IPv435.8%IPv664.2%
HTTP 버전
HTTP/1.x
11.7%HTTP/2
53.2%HTTP/3
35.1%
HTTP와 HTTPS 비교
99.2% HTTPS (암호화)
평문 HTTP 0.8%
TLS 버전
TLS 1.0/1.1< 0.1%TLS 1.26.0%TLS 1.358.6%QUIC35.4%

보안 및 공격

네트워크 계층 및 애플리케이션 계층 공격 트래픽 분석

7계층 공격
GET
77.2%POST
17.9%HEAD
2.9%OPTIONS
1.4%PATCH
0.4%기타
0.1%

BGP 광고

최근 7일간 시간별 BGP 경로 광고 수

936,667
7일 합계
44,487
시간별 최고치

데이터: Cloudflare Radar · 라이선스 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
04:00–05:00
Active hours
17 hrs
Weekend vs weekday
Weekdays ≈ weekends
Busiest day
Wed

입주 데이터센터

불러오는 중…

BGP 업스트림 및 인접 네트워크

AS1221독립 페이지
업스트림 및 인접 네트워크 불러오는 중…

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 statistics2026-10-23
Registered address & allocation dateRIR registration data (RDAP)2026-10-08
Organization & company countryAS-to-organization data2026-10-22
Network typeCleanIP ASN canon2026-10-20
Exchanges & facilitiesOperator self-reported interconnection data2026-10-22
Announced prefixes & BGP neighboursPublic BGP routing data2026-10-23
IPv4 geographyGeolocation database—
RPKI validationRPKI ROA validation data2026-10-23
Rank & customer coneCAIDA AS Rank2026-10-01
Estimated users (APNIC)APNIC Labs user estimates2026-10-20
Network tagsPublic routing data community tags2026-10-23
IP reputationCleanIP lookups and neighbour sampling—

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