andrewharper.com
Observed Jul 25, 2026, 22:58 UTC (7d 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 byMimecast
Secured byGoogle Trust Services
Also usesAtlassianGoogle Search ConsoleHubSpot
IPv6 · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat andrewharper.com actually stands on - every host below is a signed observation
andrewharper.com
A / AAAA
104.18.23.217104.18.22.2172606:4700::6812:16d92606:4700::6812:17d9
Cloudflareserves the site
NS
karl.ns.cloudflare.comkimora.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
us-smtp-inbound-1.mimecast.comus-smtp-inbound-2.mimecast.com
Mimecastreceives its email
TLS
andrewharper.com
Google Trust Servicesissued its certificate
DNS Records
A 2
104.18.23.217104.18.22.217
AAAA 2
2606:4700::6812:16d92606:4700::6812:17d9
MX 2
0us-smtp-inbound-1.mimecast.com0us-smtp-inbound-2.mimecast.com
TXT 11
0ed1fe018a86b2a0aa939948d5a01a861c974c7090MS=ms90221582atlassian-domain-verification=bQD6OhkZJxU4VRUYfJhbajXLF88jBw7m9EYu0Kd84Eajw6dkrRIPkXcYhPJyK7szca3-501347a0643a46c1b1deb52a5149a3dcgoogle-site-verification=2p2D8_ByJeGp4ctaFdre886vGSLK2vnryk_BbkNd5WUgoogle-site-verification=TZiNYDJGjCo6gmoCa7mxCtci58CdCwk-QcDGg7x8hwAgoogle-site-verification=a9ZxmxypwNrOxhjzespIG8LqnwzoUat8uLlZY0lHQVoklaviyo-site-verification=VG46xsloom-site-verification=7fa9e7741a4d4627a3665707e24052ebv=spf1 include:us._netblocks.mimecast.com include:servers.mcsv.net include:spf.protection.outlook.com include:496036.spf02.hubspotemail.net include:sendgrid.net include:_spf.concurcompleat.com ip4:3.95.130.24 ip4:204.10.146.19 -all
NS 2
karl.ns.cloudflare.comkimora.ns.cloudflare.com
SOA 1
karl.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
andrewharper.com |
C=US, O=Google Trust Services, CN=WE1 | Fri, 02 Oct 2026 16:44:35 +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_83adc8217852189a- Output Hash
c6339455134caa4b34b280c7d5b33229997b0369e2e615d987476f5feb17a09e- Signature
ed25519:efc82c4491fd13c0ee0204ce479cb4f83278c434096e6b8dcb94104896c853bb7b126a72985bdf6f4eab5b706164dd24645c85d29b0bb30e127ea4cdc0b81b00- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast