BLACKOUT MAP

Internet outage history

Guam

Operational 5/5 hosts up since Oct 22, 2026 09:55 UTC

Every disruption Blackout Map has recorded in Guam since monitoring began on October 16, 2026, with reported government shutdowns and submarine cable incidents.

Live status of Guam RSS feed

Dededo — Operational · 2/2 hosts upTamuning — Operational · 2/2 hosts up
Regions right now Operational Degraded Partial outage Blackout Each dot is a state or province we measure separately, coloured by its status now; bigger dots have more hosts. The country is shaded in its overall status.
4incidents recorded
3 daystotal disruption
3 dayslongest incident
45outages measured since 2022
0reported shutdowns since 2019

Overview

Last 90 days

Worst status per day, last 90 days
Aug 1, 2026 Operational Degraded Partial outage Blackout Not monitored yet Today

Daily reachability

last 30 days
Oct 16Oct 230%50%100%
Hosts uplowest hour

Our probes · hosts reachable

last 72 hours
Oct 27Oct 28Oct 290%50%100%

IODA · routes and active probing, % of normal

last 72 hours
Oct 27Oct 28Oct 290%50%100%
BGP routesActive probingIODA (Georgia Tech)

Latency from our server (Germany)

last 72 hours
Oct 27Oct 28Oct 290 ms300 ms600 ms
Latency25–75%

The same measurements as the live panel, per 30 minutes. Times in UTC.

Incidents

All incidents

our probes and IODA
Started (UTC)DurationWorst levelEvidence
Oct 22, 2026 06:553 hours Degraded5 of 5 monitored hosts reachable · IODA active probing at 96% of normal
Oct 21, 2026 20:352 hours Degraded5 of 5 monitored hosts reachable · IODA active probing at 99% of normal
Oct 20, 2026 22:0540 min Degraded4 of 5 monitored hosts reachable · IODA active probing at 98% of normal
Oct 17, 2026 17:453 days Degraded5 of 5 monitored hosts reachable · IODA active probing at 95% of normal

Attacks and context

Context only — they don't change the status above.

DDoS attacks aimed at Guam · 7 days

Oct 23Oct 24Oct 25Oct 26Oct 27Oct 280%50%100%
Network DDoSWeb attacksCloudflare Radar

Per hour; each line is relative to its own busiest hour of the week (100%). Context only — attacks never change a country's status.

Web attacks from
Teleguam Holdings 45% · Guam Cablevision, LLC. 35% · PTI Pacifica 9%

Routing incidents · 7 days · Cloudflare Radar

0 possible hijacks of networks in Guam, 1+ route leaks involving it.

Long-term history

Before our monitoring: IODA archive

45 incidents · 11 blackouts · 22 partial outages

Outages in Guam detected by IODA (Georgia Tech) between January 2022 and the start of our own monitoring: drops in the country's internet routes (BGP) or in its reachability from IODA's active probing, compared with the day before. Each is checked against IODA's signal; small dips are left out.

Started (UTC)DurationWorst levelEvidence
Oct 15, 2026 22:2030 min BlackoutIODA (Georgia Tech): active probing, lowest 5% of normal
Sep 22, 2026 10:4030 min Partial outageIODA (Georgia Tech): active probing, lowest 75% of normal
Jul 5, 2026 15:203 days BlackoutIODA (Georgia Tech): active probing, lowest 34% of normal
Jun 20, 2026 12:202 hours BlackoutIODA (Georgia Tech): active probing, lowest 2% of normal
May 3, 2026 20:5050 min BlackoutIODA (Georgia Tech): active probing, lowest 37% of normal
Apr 13, 2026 20:506 days BlackoutIODA (Georgia Tech): active probing, lowest 33% of normal
Mar 23, 2026 00:1545 min Partial outageIODA (Georgia Tech): routes, lowest 75% of normal
Nov 19, 2025 12:4520 min Partial outageIODA (Georgia Tech): routes, lowest 75% of normal
Aug 10, 2025 07:3030 min DegradedIODA (Georgia Tech): active probing, lowest 83% of normal
Jul 24, 2025 08:5020 min BlackoutIODA (Georgia Tech): active probing, lowest 6% of normal
Mar 29, 2025 10:103 hours BlackoutIODA (Georgia Tech): active probing, lowest 29% of normal
Mar 25, 2025 20:105 hours Partial outageIODA (Georgia Tech): active probing, lowest 78% of normal
Show all 45
Started (UTC)DurationWorst levelEvidence
Mar 25, 2025 17:4040 min DegradedIODA (Georgia Tech): active probing, lowest 88% of normal
Mar 25, 2025 14:5040 min DegradedIODA (Georgia Tech): active probing, lowest 92% of normal
Jan 8, 2025 11:104 hours Partial outageIODA (Georgia Tech): active probing, lowest 62% of normal
Dec 22, 2024 15:5050 min Partial outageIODA (Georgia Tech): active probing, lowest 77% of normal
Dec 12, 2024 12:5030 min Partial outageIODA (Georgia Tech): active probing, lowest 77% of normal
Oct 25, 2024 17:1030 min Partial outageIODA (Georgia Tech): active probing, lowest 72% of normal
Oct 16, 2024 04:301 hour Partial outageIODA (Georgia Tech): active probing, lowest 56% of normal
Nov 19, 2023 12:403 hours BlackoutIODA (Georgia Tech): active probing, lowest 21% of normal
Nov 17, 2023 10:004 hours Partial outageIODA (Georgia Tech): active probing, lowest 71% of normal
Sep 9, 2023 18:304 days DegradedIODA (Georgia Tech): active probing, lowest 90% of normal
Sep 6, 2023 21:001 hour Partial outageIODA (Georgia Tech): active probing, lowest 73% of normal
Jul 21, 2023 10:503 hours DegradedIODA (Georgia Tech): active probing, lowest 81% of normal
Jul 18, 2023 09:308 hours DegradedIODA (Georgia Tech): active probing, lowest 91% of normal
Jul 17, 2023 12:308 hours Partial outageIODA (Georgia Tech): active probing, lowest 61% of normal
Jun 20, 2023 02:5033 hours DegradedIODA (Georgia Tech): active probing, lowest 88% of normal
Jun 17, 2023 05:302 hours DegradedIODA (Georgia Tech): active probing, lowest 85% of normal
Jun 17, 2023 01:201 hour DegradedIODA (Georgia Tech): active probing, lowest 94% of normal
Jun 15, 2023 09:502 hours Partial outageIODA (Georgia Tech): active probing, lowest 74% of normal
Jun 13, 2023 02:0046 hours Partial outageIODA (Georgia Tech): routes + active probing, lowest 77% of normal
May 23, 2023 23:304 days BlackoutIODA (Georgia Tech): active probing + routes, lowest 28% of normal
May 22, 2023 01:3011 hours DegradedIODA (Georgia Tech): active probing, lowest 89% of normal
May 21, 2023 00:4013 hours DegradedIODA (Georgia Tech): active probing, lowest 85% of normal
May 20, 2023 01:0013 hours Partial outageIODA (Georgia Tech): active probing, lowest 67% of normal
May 19, 2023 05:208 hours Partial outageIODA (Georgia Tech): active probing, lowest 68% of normal
May 18, 2023 04:2010 hours BlackoutIODA (Georgia Tech): active probing, lowest 31% of normal
May 17, 2023 11:302 hours Partial outageIODA (Georgia Tech): active probing, lowest 58% of normal
Mar 16, 2023 20:2021 hours Partial outageIODA (Georgia Tech): active probing, lowest 60% of normal
Sep 1, 2022 08:4040 min Partial outageIODA (Georgia Tech): active probing, lowest 76% of normal
Jun 30, 2022 08:4030 min BlackoutIODA (Georgia Tech): active probing, lowest 49% of normal
May 11, 2022 01:001 hour Partial outageIODA (Georgia Tech): active probing, lowest 58% of normal
May 4, 2022 21:103 hours Partial outageIODA (Georgia Tech): active probing, lowest 70% of normal
Mar 16, 2022 10:0535 min DegradedIODA (Georgia Tech): routes, lowest 81% of normal
Mar 7, 2022 12:4520 min Partial outageIODA (Georgia Tech): routes, lowest 78% of normal

Government shutdowns and blocks

since 2019

The Internet Society Pulse tracker has no recorded government shutdowns or blocks in Guam since 2019.

Provided by Internet Society.

Submarine cable incidents

Cable incidents: GeoCables (CC BY 4.0). Context only — they never change a country's status.