rsg.co.za
Observed Jul 28, 2026, 10:45 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.
Not responding
Email byMimecast
Also usesGoogle Search Console
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rsg.co.za actually stands on - every host below is a signed observation
rsg.co.za
A / AAAA
197.97.42.223
unattributedserves the site
NS
jupiter.is.co.zatitan.is.co.zademeter.is.co.za
is.co.zaanswers its DNS
MX
za-smtp-inbound-1.mimecast.co.zaza-smtp-inbound-2.mimecast.co.za
Mimecastreceives its email
DNS Records
A 1
197.97.42.223
MX 2
25za-smtp-inbound-1.mimecast.co.za25za-smtp-inbound-2.mimecast.co.za
TXT 7
rqczlkw8wx769xff0zxkkc3gtwhnzxdsv=spf1 include:za._netblocks.mimecast.com ~allBNxtkzNRmRkjKcNxK/jB3dr00Rntwu/SgqPXUsp36/5DsHTnElfrkStKLFGJ6tsditmV5Ocqdo1/DP+jdf5q3g==MS=ms64085089_q96fi5l6u91w3w06ewc83crnccfd1kfgoogle-site-verification=K9_bAsYRgoWdbbrOklGTJxD6OUihUBJSX3ofWE_bsNov=DMARC1; p=reject; rua=mailto:321964daf11c948@rep.dmarcanalyzer.com; ruf=mailto:321964daf11c948@for.dmarcanalyzer.com; fo=1;
NS 3
jupiter.is.co.zatitan.is.co.zademeter.is.co.za
SOA 1
ns1.is.co.za support.is.co.za
TLS Certificates (0)
None.
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_4749aa47d24c5933- Output Hash
82ae8dcc69bcb084e54427d11169cfd2230fc55cd2c322fc3e4046eee6c3ec50- Signature
ed25519:190407eb1daf0f5df6bdb481bed15174533071c31e7964af5fa8409b78c3fa667f69a226e5e6188c50726a01ec4e7e10921cfea6f0a9522dcf9bca70bf8a6408- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast