karolinska.se

Observed Aug 11, 2026, 00:58 UTC (18h 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
Runs onCloudflare
Secured byDigiCert
Also usesGoogle Search Console
IPv6 · 1 subdomain · push_legacy
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat karolinska.se actually stands on - every host below is a signed observation
karolinska.se
A / AAAA
217.114.94.22a00:1c50:94::2
Cloudflareserves the site
NS
ens1.sll.seens2.sll.se
sll.seanswers its DNS
MX
karolinska-se.mx1.mailanyone.netkarolinska-se.mx4.mx25.netkarolinska-se.mx3.mailanyone.netkarolinska-se.mx2.mx25.net
mailanyone.net + mx25.netreceives its email
TLS
www.karolinska.se
DigiCert Incissued its certificate

DNS Records

A 1

  • 217.114.94.2

AAAA 1

  • 2a00:1c50:94::2

MX 4

  • 10karolinska-se.mx1.mailanyone.net
  • 40karolinska-se.mx4.mx25.net
  • 30karolinska-se.mx3.mailanyone.net
  • 20karolinska-se.mx2.mx25.net

TXT 5

  • _y6ylw0viint196dvk8lf6ywgpa50gxi
  • google-site-verification=uaNgRccHuTZtgdccN5QQVJk0Z8U0WanxzBIlunNVzCU
  • v=spf1 ip4:192.44.242.0/24 ip4:192.44.243.0/24 include:_spf.staysecuregroup.com include:spf.protection.outlook.com -all
  • MS=ms17686837
  • _rm8dobmpbljqtxlrfok7t7cwd7fyt1e

NS 2

  • ens1.sll.se
  • ens2.sll.se

SOA 1

  • ens1.sll.se dnsadmin.sll.se

TLS Certificates (3)

Common NameIssuerExpires
www.karolinska.se C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1 Sat, 24 Oct 2026 23:59:59 +0000
DigiCert Global G2 TLS RSA SHA256 2020 CA1 C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2 Mon, 23 Sep 2030 23:59:59 +0000
DigiCert Global Root G2 C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root CA Sun, 09 Nov 2031 23:59:59 +0000

Subdomains (1)

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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_1a6b9ef7ffbd0c61
Output Hash
eb4faf5aa633939368c50afa96c38adf42e32d1940393f4a6867c80fa530f2ff
Signature
ed25519:66a8950b3e0d324d0d6eb5d8b1310bf36d0dbf80e572bc22eecc1fd117e1ca212334e9c58a7d4586dfc0cc50f749f4167b5d1310e24056e18fd0c3adb187730b
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT8,303 material changesacross 5,160 domains · 24h to ~30m ago · -40,042 vs yesterdayDNS DRIFT83 domains changed DNS providertop destination koaladns.com · +1 vs yesterdayNOW522 curated domains not reachable-43 vs yesterdaySITE ERRORS35,921 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,616 sites429 rate-limit / 403 bot-block, a posture signal