aisf.or.jp
Observed Jul 23, 2026, 23:19 UTC (1d 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
Email byGoogle (SPF sender)
Secured byGoogle Trust Services
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat aisf.or.jp actually stands on - every host below is a signed observation
aisf.or.jp
A / AAAA
104.26.8.91104.26.9.91172.67.74.2132606:4700:20::681a:95b+2 more
Cloudflareserves the site
NS
lee.ns.cloudflare.comolivia.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
linux.aisf.or.jp
Google (SPF sender)receives its email
TLS
aisf.or.jp
Google Trust Servicesissued its certificate
DNS Records
A 3
104.26.8.91104.26.9.91172.67.74.213
AAAA 3
2606:4700:20::681a:95b2606:4700:20::681a:85b2606:4700:20::ac43:4ad5
MX 1
10linux.aisf.or.jp
TXT 1
v=spf1 a mx +ip4:203.196.16.105/32 +ip4:223.29.127.65/32 +ip4:223.29.127.68/32 +ip4:223.29.127.69/32 include:_spf.google.com ~all
NS 2
lee.ns.cloudflare.comolivia.ns.cloudflare.com
SOA 1
lee.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
aisf.or.jp |
C=US, O=Google Trust Services, CN=WE1 | Fri, 09 Oct 2026 10:59:56 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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 receiptEd25519 Receipt
- Receipt ID
rcpt_36be6d47e5b2530c- Output Hash
37a6f70d0d9362b551be3f3fdeff6efba0421e075d85652737cda6562c1f480e- Signature
ed25519:3c35de7783a0ac8defb168da13af1fb7ead7658c6d6e13b103d67d5a9081f113a3ac31a642605ffcc0034d75f13e2230f2d1c814e6ed90f0d8b04bf6fd185900- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast