CONTINUOUS INTERNET TELEMETRY24H DRIFT2,064 material changesacross 1,859 domains · -487 vs yesterdayDNS DRIFT12 domains changed DNS providertop destination afternic.com · -4 vs yesterdayEMAIL DRIFT6 domains switched email providertop destination google.com · +1 vs yesterdayCERT DRIFT1 domains switched issuing CA24h · -4 vs yesterdayNOW3,394 curated domains not answeringlast probe, steadyERRORS10,895 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT2,064 material changesacross 1,859 domains · -487 vs yesterdayDNS DRIFT12 domains changed DNS providertop destination afternic.com · -4 vs yesterdayEMAIL DRIFT6 domains switched email providertop destination google.com · +1 vs yesterdayCERT DRIFT1 domains switched issuing CA24h · -4 vs yesterdayNOW3,394 curated domains not answeringlast probe, steadyERRORS10,895 responded with an errorlast probe · 5xx / 404 / 429 / 403

bc-sys.com

Observed 2026-07-14T09:39:10.438Z (3h ago). Every field below was attested with an Ed25519 signature at scan time.

Not responding
Runs onCloudflare
2 subdomains · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat bc-sys.com actually stands on - every host below is a signed observation
bc-sys.com
NS
nsc3.srv53.comnsc2.srv53.orgnsa4.srv53.netnsd2.srv53.com+8 more
srv53.com + srv53.org + moreanswers its DNS

HTTPS probe

server_error Server error (5xx) 530 Server Error
HTTP status530
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time9 ms
DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

NS 12

  • nsc3.srv53.com
  • nsc2.srv53.org
  • nsa4.srv53.net
  • nsd2.srv53.com
  • nsb4.srv53.com
  • nsc3.srv53.net
  • nsa1.srv53.org
  • nsb4.srv53.net
  • nsa3.srv53.com
  • nsd4.srv53.net

SOA 1

  • nsa4.srv53.net support.dnshosting.org

TLS Certificates (0)

None.

Subdomains (2)

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for bc-sys.com. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for bc-sys.com <a href="https://domaindrift.io/t/bc-sys.com"> <img src="https://domaindrift.io/badge/bc-sys.com.svg" width="300" height="64" alt="DomainDrift signed observations for bc-sys.com"> </a>

Ed25519 Receipt

Receipt ID
f7893a19-a05f-4895-9691-1866f6e1d776
Output Hash
32483801d26d61b70635bf9a4708b8fd8e71d5cfed0ad9ba56691de5b309594e
Signature
ed25519:aaa50f3c4061a3fa4221fb7ae5517d32d88f5a4a7fd0a683623a32902319de07ac1e705067d797736d05a869b48be6f9b417239eb792c6e6926a55c4ad2a9c00
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser