CONTINUOUS INTERNET TELEMETRY24H DRIFT10,182 material changesacross 9,753 domains · -447 vs yesterdayDNS DRIFT665 domains changed DNS providertop destination parity.domains · -115 vs yesterdayEMAIL DRIFT193 domains switched email providertop destination outlook.com · +23 vs yesterdayCERT DRIFT236 domains switched issuing CA24h · +6 vs yesterdayNOW695 curated domains not reachable-654 vs yesterdaySITE ERRORS17,931 sites serving errorslast probe · 5xx / 404 / TLSTHROTTLED96,172 throttled or blocked our scanner429 rate-limit / 403 bot-block

scpr.org

Observed Jul 21, 2026, 16:33 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Up right now
Email byMicrosoft 365
Secured bySectigo
Also usesZoomGoogle Search Console
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat scpr.org actually stands on - every host below is a signed observation
scpr.org
A / AAAA
54.198.7.157
unattributedserves the site
NS
ns1.mpr.orgns2.mpr.org
mpr.organswers its DNS
MX
scpr-org.mail.protection.outlook.com
Microsoft 365receives its email
TLS
*.scpr.org
Sectigo Limitedissued its certificate

DNS Records

A 1

  • 54.198.7.157

MX 1

  • 10scpr-org.mail.protection.outlook.com

TXT 12

  • adobe-idp-site-verification=6ab59c6257f956381f76a5f5c8942fab8e7798c6ad64b000828ed595750d2a5f
  • MS=ms84342844
  • anthropic-domain-verification-kr04eq=TX1dt5ocBlOPICu7Gcm4SN4sF
  • ZOOM_verify_rHakA5objEOpEobgFK5E35
  • v=spf1 ip4:192.203.201.30 ip4:207.199.254.73 ip4:207.199.254.189 include:spf.mtasv.net include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.ultipro.com include:amazonses.com -all
  • airtable-verification=033ca0273c484f7d261427c5ae412535
  • knowbe4-site-verification=fed654b45ef0e8aac1bc5401db309475
  • google-site-verification=BxxLTkEQOS4BliBWrD-RHGkb2Vwi9GRebaSo2CYyGCg
  • +EmPSEdL7G+AYXq19nYSLucgq6+hQj6DTxHQOxSUa8+epNBV2T4Q0hrhcigLIg3FoAmHlk0lbV2l+PW4WFwRvA==
  • apple-domain-verification=8ulGFFnBNiGSz7hy

NS 2

  • ns1.mpr.org
  • ns2.mpr.org

SOA 1

  • ns1.mpr.org unixadmin.mpr.org

SRV 4

  • expe-pri.publicradio.org:8443 p3
  • expe-sec.publicradio.org:8443 p4
  • expe-sec.publicradio.org:8443 p4
  • expe-pri.publicradio.org:8443 p3

TLS Certificates (4)

Common NameIssuerExpires
*.scpr.org C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 Sat, 15 Aug 2026 23:59:59 +0000
Sectigo Public Server Authentication CA DV R36 C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46 Fri, 21 Mar 2036 23:59:59 +0000
Sectigo Public Server Authentication Root R46 C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority Mon, 18 Jan 2038 23:59:59 +0000
USERTrust RSA Certification Authority C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority Mon, 18 Jan 2038 23:59:59 +0000

Subdomains (0)

None observed.

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 scpr.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_a43cf6e312a50d46
Output Hash
219d78b8d93039bceb6159288245fc3657376c4ee633ce7230824a10a518cfc1
Signature
ed25519:c65f1e5a4a10209637bf0633cffdba73a58c09d3506256ebea0b5659e8e50949a9087fe4af2dfa32c49aeb19b785f44275a44052fff49b7dbc3b968b54b4610e
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
Verify this in your browser