• Is Suddenlink Communications Down?

    Vertical Posture all 9 monitoring signals for www.suddenlink.com
    9 verticals
    Vertical Status UP DOWN UNC UNK Total
    NTP ntp_servers NONE 0 0 0 0 0 Add
    DNS dns_servers NONE 0 0 0 0 0 Add
    VPN vpn_servers NONE 0 0 0 0 0 Add
    SMTP smtp_servers NONE 0 0 0 0 0 Add
    HTTP http_servers NONE 0 0 0 0 0 Add
    SSH ssh_servers NONE 0 0 0 0 0 Add
    WHOIS whois_lookups NONE 0 0 0 0 0 Add
    CT ct_certificates NONE 0 0 0 0 0 Add
    Tor tor_relays NONE 0 0 0 0 0 Add
    Overall NO DATA 0 0 0 0 0
    UNCERTAIN means a data source (crt.sh, whois.iana.org, etc.) was temporarily unavailable. We'll retry on the next cron cycle. DOWN means we have data and the target is unreachable. View all UNCERTAIN across MTI

    Suddenlink Communications is actually 👍 UP 100.0% confident

    Date & Time now is 2026-06-04 04:40:42 UTC | Last MTI check: 40 minutes ago
    Report An Issue with Suddenlink Communications
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    Uptime Monitor

    Live status updates gathered from our automated uptime checks.

    Uptime Status Down
    Last Checked Sat, May 30, 2026 11:11 PM
    Last Status Change Fri, Feb 6, 2026 10:50 PM
    Check Interval 5 minutes
    Consecutive Failures 1298
    Last Failure Event Sat, May 30, 2026 11:11 PM
    Certificate Status Invalid
    Certificate Expires N/A

    Historical Checks

    No historical uptime checks are available yet.

    Latest Health Insights

    DNS Health

    UNKNOWN
    Records

    No DNS records detected.

    DNSSEC: Unknown

    Security Headers

    UNKNOWN
    Missing Headers

    All required headers detected.

    Present Headers

    No headers captured for this check.

    SLA Summary

    UNKNOWN
    Period Uptime Checks
    No SLA data available.

    Is Suddenlink Communications down for you right now?

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    MTI Verification Details

    2
    Checks Passed
    1
    Checks Failed
    3
    Methods Run
    Method Status Details
    curl_http FAILED Connection failed: cURL error 60: SSL certificate problem: unable to get local issuer certificate (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) for https://www.suddenlink.com
    tcp_connect PASSED TCP www.suddenlink.com:443 OK in 124ms
    ssl_handshake PASSED SSL OK (B) in 5217ms
    Company Domain Name HTTP Status Check
    Suddenlink Communications
    Active

    Recent Uptime Checks

    Check Time Status Response Time DNS Lookup TTFB Size
    👎 DOWN 258 ms N/A N/A N/A
    👍 UP 124 ms N/A N/A N/A
    👍 UP 5217 ms N/A N/A N/A
    👍 UP N/A N/A N/A N/A

    Verification Method Results

    Failure Reasons:
    • cURL error 60: SSL certificate problem: unable to get local issuer certificate (see https://curl.haxx.se/libcurl/c/libcurl-errors.html) for https://www.suddenlink.com