jafco.co.jp
Observed Aug 16, 2026, 15:01 UTC (6h 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
CloudflareSecured byLet's Encrypt
Let's EncryptAlso usesMicrosoft 365AppleGoogle Search Console
Microsoft 365
Apple
Google Search Consolemajestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat jafco.co.jp actually stands on - every host below is a signed observation
jafco.co.jp
A / AAAA
219.94.162.95
Cloudflareserves the site
NS
ns016-vrher3qaqns623jk.v.d-53.jpns016-vrher3qaqns623jk.v.d-53.netns016-vrher3qaqns623jk.v.d-53.info
d-53.jp + d-53.net + moreanswers its DNS
MX
mx.securemx.jp
securemx.jpreceives its email
TLS
jafco.co.jp
Let's Encryptissued its certificate
DNS Records
A 1
219.94.162.95
MX 1
10mx.securemx.jp
TXT 4
MS=ms92656955apple-domain-verification=zTtgmYBDoJfZtTGbgoogle-site-verification=CgMRbuD-ownl3lLAZ5LfuF9UsJeRagbUBJLAAS0IPhIv=spf1 include:spf.securemx.jp ip4:103.2.52.32 ip4:133.250.177.161 include:spf.espar.biz include:spf.post.e-shishobako.ne.jp ~all
NS 3
ns016-vrher3qaqns623jk.v.d-53.jpns016-vrher3qaqns623jk.v.d-53.netns016-vrher3qaqns623jk.v.d-53.info
SOA 1
ns000.d-53.net dns-managers.iij.ad.jp
DMARC_RECORDS 1
v=DMARC1; p=none; rua=mailto:dmarc-rua@report.securemx.jp,mailto:spamchek@jafco.co.jp; ruf=mailto:dmarc-rua@report.securemx.jp,mailto:spamchek@jafco.co.jp
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
jafco.co.jp |
C=US, O=Let's Encrypt, CN=YR2 | Wed, 23 Sep 2026 23:43:35 +0000 |
YR2 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_5a08aa07ffe888f0- Output Hash
0445a484e3e67d2c4af5f95e867c3a4be864eb26234589cc5a63794bca8d4b6c- Signature
ed25519:694fbeedfff30408aa314b0cdb1d1d9278ab3b5f507f08a249db7a821ae9cc154c9dc1b48e5ad8676bd5e6da67b361b1ca815e37d2737a81e2893b0b6cd46a00- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast