a1.net
Observed 2026-07-14T06:23:17.130Z (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Also usesFacebook/MetaGoogle Search Console
18 subdomains · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat a1.net actually stands on - every host below is a signed observation
a1.net
A / AAAA
80.75.40.1
Cloudflareserves the site
NS
dns1.a1.netdns2.a1.netdns3.a1.net
a1.netanswers its DNS
MX
smx01.a1.net
a1.netreceives its email
HTTPS probe
redirect
Redirecting (3xx) 301 → https://www.a1.net/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time701 ms
DNS resolutionNOERROR
Redirect chain
https://www.a1.net/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 1
80.75.40.1
MX 1
10smx01.a1.net
TXT 13
MS=7BFEE0D45500D60C165E87606D0BF891E5508514v=spf1 include:aspf.a1.net include:cspf.a1.net -allfacebook-domain-verification=0najtbx8zjqvwjdv7cd4rh8872s6yywhzf5gbb5lwcn2lnl8pkzn2zncxpm7f2AstLuHT4oVBD3ItTLAG+UoHCVIcGTEsfH+ikeQl1Kvs=google-site-verification=wzHLh9x19A1qgvHTBF1Ld2yjDL5b5VHQDDjTshy33Q0google-site-verification=RoVUqW5WROeAnnxASp7BLzJ4A3AArwoj58WbwWgWrwsmandrill_verify.i_T89qdYxEf5VgqtIhZyfwMS=ms48068594google-site-verification=e8G_g8FbZMamGaAkWXbkKN1kdYWlhGGw2ewrLvGK2iQ
NS 3
dns1.a1.netdns2.a1.netdns3.a1.net
SOA 1
dns1.a1.net domainadmin.a1.net
TLS Certificates (0)
None.
Subdomains (18)
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
02763d85-c1d6-4df6-ae02-f8eafd7bfb45- Output Hash
40d1f4f29b94b063a5044cd84ff755851dcb470f827a76cb4680578e5c98371d- Signature
ed25519:271a7dd405a2f5ff3a7e94fcdd39be4ed30328fc103bb94b276f8c444c88c3c9df1e83343079cabae56e11f8204b94058fe580fa0a204bc92aa078fee95a1c09- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast