jacobs.com
Observed 2026-07-13T00:16:21.932885880+00:00 (4h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onAmazon
Email byProofpoint
Secured byDigiCert
Also usesDocuSignAtlassianGoogle Search Console
1 subdomain · construction
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat jacobs.com actually stands on - every host below is a signed observation
jacobs.com
A / AAAA
3.230.178.39
Amazonserves the site
NS
ns1-08.azure-dns.comns2-08.azure-dns.netns3-08.azure-dns.orgns4-08.azure-dns.info
azure-dns.com + azure-dns.net + moreanswers its DNS
MX
mxb-0025cf01.gslb.pphosted.commxa-0025cf01.gslb.pphosted.com
Proofpointreceives its email
TLS
jacobs.com
DigiCert Incissued its certificate
DNS Records
A 1
3.230.178.39
MX 2
10mxb-0025cf01.gslb.pphosted.com10mxa-0025cf01.gslb.pphosted.com
TXT 26
gBBcr+miJUCECfWGQW8gnsrkV7SItK5Cpzy8zO36rihMs+AHz6pvgIOWlEcERtrK4kOFSQ1Tr65ZTuMBfL99Yw==adobe-sign-verification=66a567c26b2d4c30f092ac3c6e6c7bc7t67r4s4vp6btmx2d3bcnj1lzx5q0bnfpwaukesha.azurewebsites.net8vf0p03xyys3ts31k1mvb6qdjtgv0kcnC05F2DDEF47F43CDA402F5DA4D042560B304C41B666A746DF3A265400E486D55docusign=60240bd9-d7a9-421e-abea-7d9a80d4f305apple-domain-verification=cVbKQDxW79lf7fQgatlassian-domain-verification=EJpsGNqX5DXedmfQY7Kys4oFHvdhCuTHflBuqDrcoc3Ut6jrFF7bK8EbImi1irbzv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
NS 4
ns1-08.azure-dns.comns2-08.azure-dns.netns3-08.azure-dns.orgns4-08.azure-dns.info
SOA 1
ns1-08.azure-dns.com dnslevel3.jacobs.com
SRV 5
dc1sip.jacobs.com:5061 p0dc1vcse3.jacobs.com:5060 p10dc1vcse4.jacobs.com:5060 p10dc1vcse3.jacobs.com:5061 p10dc1vcse4.jacobs.com:5061 p10
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
jacobs.com |
C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1 | Wed, 18 Nov 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 | Sat, 29 Mar 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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
b3eb0caf-a90e-4f6b-b240-4fe191414d3d- Output Hash
167423d796fedcc50d83ab75cf1b1f7227c151a61dd49ab01dfb02adf44688f1- Signature
ed25519:59ce3c22c5f05401969d5ad2a53a233e2902f60f2c8264455fa4a03051e478d1d36a2c99a83168f55bdb84046273387f86bed98243e402e3b207e83bfeabf70b- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast