Run environment check
6 dimensions · leaks / fingerprint / consistency

ASN lookup result for AS133385 Atom Myanmar Limited — network size, BGP routing and registration

MMAS133385Atom Myanmar LimitedISP
WHOIS Topology

Myanmar (Burma) · APNICatom.com.mm

IPv4 addresses

12,544

55 announced prefixes

IPv6 addresses

1.02 × 10²⁸

20 announced prefixes

BGP neighbours

…

CAIDA rank

#1,251

Customer cone 29 ASNs

Estimated users

1.04M

APNIC Labs estimate

RPKI

100% valid

0 invalid · 0 not covered

Average purity

89

28 sampled IPs

IXPs / facilities

4 / 4

Operator self-reported

History

How many prefixes this network announced over time, origin changes, the ASN’s registration changes, and outage or hijack incidents. For the history of the range around one IP, see Range history in the IP lookup.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

PrefixRPKIRegistrationGeolocationAddresses
37.111.0.0/21ValidMMATOMMYANMAR-MMAPNICMMInsein2,048
37.111.8.0/21ValidMMATOMMYANMAR-MMAPNICMMInsein2,048
37.111.40.0/22ValidMMATOMMYANMAR-MMAPNICMMYangon1,024
37.111.48.0/22ValidMMATOMMYANMAR-MMAPNICMMMyanmar (Burma)1,024
45.120.84.0/22ValidMMATOMMYANMAR-MMAPNICMMMyanmar (Burma)1,024
103.255.172.0/22ValidMMATOMMYANMAR-MMAPNICMMMyanmar (Burma)1,024
37.111.0.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.1.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.2.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.3.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.4.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.5.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.6.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.7.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.8.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.9.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.10.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.11.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.12.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256
37.111.13.0/24ValidMMATOMMYANMAR-MMAPNICMMInsein256

/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 28 / 49 (57%) · flagged 6

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

37.111.0.0/218/8 with data · 0 flagged

37.111.8.0/217/8 with data · 0 flagged

37.111.40.0/223/4 with data · 2 flagged

37.111.48.0/221/4 with data · 0 flagged

45.120.84.0/221/4 with data · 0 flagged

103.255.172.0/221/4 with data · 1 flagged

37.111.44.0/241/1 with data · 0 flagged

37.111.46.0/241/1 with data · 0 flagged

37.111.52.0/241/1 with data · 1 flagged

37.111.53.0/241/1 with data · 1 flagged

37.111.56.0/241/1 with data · 1 flagged

37.111.85.0/241/1 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 2670–84 150–69 00–49 1

1.09%

Share of IPv4 reported or blocklisted

137

Listed IPs

28

Analysed IPs

Riskiest /24 blocks

/24 blockFlaggedAnalysed
37.111.44.0/2413

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.

  • MM Myanmar (Burma)
Scope
Single country
In registered country
100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS133385 · Last 7 days
Mobile vs. Desktop
Desktop 31.1%Mobile 68.9%
Desktop31.1%Mobile68.9%
Bot vs. Human
Human 83.9%Bot 16.1%
Human83.9%Bot16.1%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version
IPv4 72.3%IPv6 27.7%27.7%IPv6
IPv472.3%IPv627.7%
HTTP Version
HTTP/1.x
33.0%HTTP/2
53.6%HTTP/3
13.4%
HTTP vs. HTTPS
98.8% HTTPS (encrypted)
Plain HTTP 1.2%
TLS Version
TLS 1.0/1.1< 0.1%TLS 1.26.6%TLS 1.379.8%QUIC13.6%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks
POST
51.1%GET
45.4%HEAD
3.5%Other
< 0.1%

BGP Announcements

Hourly BGP route announcements over the last 7 days

352,981
7-day total
17,554
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
14:00–15:00
Active hours
17 hrs
Weekend vs weekday
Weekdays ≈ weekends
Busiest day
Sun

Datacenter Presence

Loading…

BGP upstreams and neighbours

AS133385Standalone 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 statistics2026-10-24
Registered address & allocation dateRIR registration data (RDAP)2026-10-14
Organization & company countryAS-to-organization data2026-10-24
Network typeCleanIP ASN canon2026-10-17
Exchanges & facilitiesOperator self-reported interconnection data2026-10-24
Announced prefixes & BGP neighboursPublic BGP routing data2026-10-24
IPv4 geographyGeolocation database—
RPKI validationRPKI ROA validation data2026-10-24
Rank & customer coneCAIDA AS Rank2026-10-01
Estimated users (APNIC)APNIC Labs user estimates2026-10-21
IP reputationCleanIP lookups and neighbour sampling—

The page is taking longer to start. Some resources may not have loaded. Please try reloading.

Reload page

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

mimetic
mimetic
mimetic