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storage-download.googleapis.com

Overall grade based on: IPv4: 8 of 8 complete · IPv6: 0 of 4 complete, 4 pending — IPv6 results are added below when their scan finishes; they do not count until then.
IPv6 scan in progress
2a00:1450:400c:c04::cf IPv6 · Pending: IPv6 scan not started yet (it runs when the report is opened, or via POST /api/ssl-check/{domain}/ipv6).
2a00:1450:400c:c09::cf IPv6 · Pending: IPv6 scan not started yet (it runs when the report is opened, or via POST /api/ssl-check/{domain}/ipv6).
2a00:1450:400c:c0a::cf IPv6 · Pending: IPv6 scan not started yet (it runs when the report is opened, or via POST /api/ssl-check/{domain}/ipv6).
2a00:1450:400c:c0c::cf IPv6 · Pending: IPv6 scan not started yet (it runs when the report is opened, or via POST /api/ssl-check/{domain}/ipv6).

The IPv4 report below is complete. IPv6 results will be added to this page automatically when the scan finishes.

All 8 endpoints share identical configuration Select an IP for owner, ASN & location
B 108.177.15.207 IPv4 WHOIS › B 172.253.143.207 IPv4 WHOIS › B 172.253.157.207 IPv4 WHOIS › B 173.194.76.207 IPv4 WHOIS › B 64.233.166.207 IPv4 WHOIS › B 64.233.167.207 IPv4 WHOIS › B 64.233.184.207 IPv4 WHOIS › B 66.102.1.207 IPv4 WHOIS ›
B

Adequate Protection

Overall Rating
Assessed 2026-11-01 14:00 UTC

Grade Breakdown

Protocol Support 50%
Key Exchange 90%
Cipher Strength 100%
Certificate 100%
Grade capped at B: server supports obsolete TLS 1.0/1.1.

Security Vulnerabilities Detected

  • •Obsolete TLS versions (1.0/1.1) supported.
  • •Weak 3DES cipher supported (Sweet32).
  • •CBC cipher suites with TLS 1.0/1.1 (BEAST, Lucky13).

Protocol Configuration

Supported Protocols

TLS 1.3
TLS 1.2
TLS 1.1
TLS 1.0
SSL 3
SSL 2

Negotiated Cipher

TLS_AES_256_GCM_SHA384

Protocol Details

Connection
ALPN h2 http/1.1
SNI Required Yes
Supported Named Groups X25519MLKEM768 x25519 secp256r1 (server preference order)
Post-Quantum Key Exchange Yes X25519MLKEM768
HTTP/3 (QUIC) Yes (advertised)
Encrypted Client Hello No
Security Features
Forward SecrecyYes (ECDHE / DHE)
Downgrade Prevention Yes (TLS_FALLBACK_SCSV)
Secure Renegotiation Supported (RFC 5746)
Extended Master Secret Yes (RFC 7627)
OCSP Stapling No (certificate has no OCSP responder)
HSTS No
HSTS Preloading N/A (HSTS not enabled)
Security Checks
BEAST attack Not mitigated server-side (TLS 1.0 + CBC)
POODLE (SSLv3) No (SSL 3 not supported)
POODLE (TLS) Possible (CBC + legacy TLS present)
RC4 No
SSL/TLS CompressionNo (not supported by .NET TLS stack)
HeartbleedNot tested

Cipher Suite Analysis

Cipher SuiteHexKey ExchangeFSBitsStrength
# TLS 1.3
TLS_AES_256_GCM_SHA3840x1302ECDHEFS256Secure
TLS_AES_128_GCM_SHA2560x1301ECDHEFS128Secure
TLS_CHACHA20_POLY1305_SHA2560x1303ECDHEFS256Secure
# TLS 1.2
TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA3840xC02CECDHEFS256Secure
TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA2560xC02BECDHEFS128Secure
TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA2560xCCA9ECDHEFS256Secure
TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA0xC009ECDHEFS128Weak
TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA0xC00AECDHEFS256Weak
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA3840xC030ECDHEFS256Secure
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA2560xC02FECDHEFS128Secure
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA2560xCCA8ECDHEFS256Secure
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA0xC013ECDHEFS128Weak
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA0xC014ECDHEFS256Weak
TLS_RSA_WITH_AES_128_GCM_SHA2560x009CRSANo FS128Weak
TLS_RSA_WITH_AES_256_GCM_SHA3840x009DRSANo FS256Weak
TLS_RSA_WITH_AES_128_CBC_SHA0x002FRSANo FS128Weak
TLS_RSA_WITH_AES_256_CBC_SHA0x0035RSANo FS256Weak
TLS_RSA_WITH_3DES_EDE_CBC_SHA0x000ARSANo FS112Weak

Handshake Simulation

ClientProtocolCipher SuiteResult
Chrome 120 / Win 11TLS 1.3TLS_AES_256_GCM_SHA384Success
Chrome 80 / Win 10TLS 1.3TLS_AES_256_GCM_SHA384Success
Firefox 115 / Win 10TLS 1.3TLS_AES_256_GCM_SHA384Success
iOS 17 / SafariTLS 1.3TLS_CHACHA20_POLY1305_SHA256Success
macOS 14 / SafariTLS 1.3TLS_AES_256_GCM_SHA384Success
Android 14TLS 1.3TLS_AES_128_GCM_SHA256Success
Chrome 69 / Win 7TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Chrome 49 / XP SP3TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
IE 11 / Win 10TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
IE 11 / Win 7TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Android 9.0TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Android 7.0TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Android 5.0TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Android 4.4.2TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Java 11TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Java 8u121TLS 1.2TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384Success
Android 4.0.4TLS 1.0TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHASuccess
Android 4.1.1TLS 1.0TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHASuccess
Baidu Jan 2015TLS 1.0TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHASuccess
Java 6TLS 1.0TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHASuccess

* Simulated based on server's supported protocols and cipher configuration.

Site Access: HTTP and HTTPS

What a visitor typing each address gets, and where its redirects end (up to 5 are followed), as seen from our scanner.

Hosthttp:// (port 80)https:// (port 443)
storage-download.googleapis.com400 Bad Request (unencrypted)400 Bad Request
www.storage-download.googleapis.com403 Forbidden (unencrypted)403 Forbidden
  • http://storage-download.googleapis.com answers without redirecting to HTTPS: visitors who type the address without https:// get an unencrypted page.
  • http://www.storage-download.googleapis.com answers without redirecting to HTTPS.

Certificate Identity

Common Namestorage-download.googleapis.com
Alt Names *.storage.googleapis.com *.googleapis.com commondatastorage.googleapis.com *.commondatastorage.googleapis.com storage.googleapis.com storage-p2.googleapis.com *.storage-p2.googleapis.com storage.mtls.googleapis.com *.appspot.com.storage.googleapis.com *.content-storage.googleapis.com *.content-storage-p2.googleapis.com *.content-storage-upload.googleapis.com *.content-storage-download.googleapis.com *.storage-upload.googleapis.com *.storage-download.googleapis.com
IssuerCN=WE2, O=Google Trust Services, C=US
Validity 2026-10-07 to 2026-12-30 (53 days remaining)
KeyECDSA 256 bits (sha256ECDSA)
Serial Number00D369D75A7F771F9D128A58B65A2A7A25
SHA256 Fingerprint 60753455661089c6e6c2642c5cbe5d97dd3ebd93a33c2910c9e061e38630ac26
Pin SHA25620Tj4iL/OvKJ+X++Hhmi/cMLUbv1iuqK+p0NjBo/k8k=

Certificate Properties

Type DV
Cert Transparency Yes (SCT)
OCSP Must Staple No
Revocation Good (not revoked) CRL: http://c.pki.goog/we2/dTM3-0hpWfE.crl No OCSP responder — revocation is published via CRL only (as CA/B Forum rules now allow).
DNS CAA No (missing)
Trusted By Yes Mozilla · Apple · Android · Java · Windows
Name Match Yes
Validity Period 84 days (maximum 200 days for certificates issued then)
Chain IssuesNone

Trust Chain Architecture

End-Entity Certificate
CN=*.storage.googleapis.com (Issuer: CN=WE2, O=Google Trust Services, C=US)
Intermediate CA
CN=WE2, O=Google Trust Services, C=US (Issuer: CN=GTS Root R4, O=Google Trust Services LLC, C=US)
Root Certificate
CN=GTS Root R4, O=Google Trust Services LLC, C=US (Issuer: CN=GTS Root R4, O=Google Trust Services LLC, C=US)

TLS History & Relations

Everything our scans have seen for storage-download.googleapis.com, first seen 2026-04-13; current certificate since 2026-11-01.

Certificates served

Certificate (SHA-256)IssuerValidServed
60753455661089c6… current WE22026-10-07 → 2026-12-302026-11-01

Addresses

AddressCertificateSeen
64.233.166.207 60753455661089c6… 2026-11-01
64.233.167.207 60753455661089c6… 2026-11-01
64.233.184.207 60753455661089c6… 2026-11-01
66.102.1.207 60753455661089c6… 2026-11-01
108.177.15.207 60753455661089c6… 2026-11-01
172.253.143.207 60753455661089c6… 2026-11-01
172.253.157.207 60753455661089c6… 2026-11-01
173.194.76.207 60753455661089c6… 2026-11-01

TLS history (a row per change; repeated checks only extend it)

Since → last checked (UTC)GradeTLSCertificatesAddresses
2026-11-01 14:00BTLS 1.3 60753455661089c6… 64.233.166.207, 64.233.167.207, 64.233.184.207, 66.102.1.207, 108.177.15.207, 172.253.143.207, 172.253.157.207, 173.194.76.207

Other domains on the same certificate