On no blocklists we checked, valid HTTPS, the site answered 403 in 281 ms.
Rule-based: domain age, blocklists, TLS. A heuristic, not a guarantee.

| A | 13.248.160.137 76.223.34.124 |
|---|---|
| MX | 20 gonzaga-edu.mail.protection.outlook.com |
| NS | ns-1580.awsdns-05.co.uk ns-453.awsdns-56.com ns-759.awsdns-30.net ns-1431.awsdns-50.org |
| TXT | docusign=1cec3cf4-a876-4e65-b6fc-556bedfc4111 "00DDp000000eals=1TBUh000000010v;00DU800000BxNFB=1TBU800000000o1;00DTH000008BbB4=1TBTH0000000317" hpe-greenlake-domain-verification=4d30716b58785869394975525752474e655a42637552495446525a72424d6d58 209C9EC1510F73E712D0644745A8B846 v=spf1 mx include:spf.protection.outlook.com include:mh.blackboard.com include:mail.clinchtalent.com include:_spf.salesforce.com include:cust-spf.cashnet.com include:_spf.legalserver.org ip4:52.86.188.131/32 ip4:216.177.90.7/32 ip4:69.166.132.247/32 ip4:216.151.221.166/32 ip4:216.54.119.123/24 ip4:205.201.133.57/32 ip4:136.147.129.127/32 ip4:64.74.237.230/31 ip4:147.222.1.13/32 ip4:72.167.234.244/32 ip4:74.122.104.7/32 ip4:167.89.21.194/32 ip4:167.89.58.162/32 ip4:206.107.42.254/32 ip4:74.122.104.90/32 ip4:209.67.131.231/32 ip4:34.198.91.107/32 ip4:104.45.175.206/32 ip4:34.198.225.191/32 ip4:34.198.255.191/32 ip4:34.230.107.215/32 ip4:129.146.92.169/32 ip4:147.222.0.36/32 ip4:184.107.80.100/28 ip4:149.72.146.149/32 ip4:63.240.201.131/32 ip4:206.216.146.66/32 ip4:104.15.175.206/32 ip4:52.224.142.128/32 ip4:52.204.206.207/32 ip4:34.194.171.232/32 ip4:216.27.63.0/27 ip4:216.248.199.106/32 ip4:52.43.50.148/32 ip4:18.209.127.90/32 ip4:32.239.35.121/32 ip4:45.143.132.0/23 ip4:81.171.26.128/25 ip4:147.222.1.14/32 ip4:204.14.234.64/28 ip4:204.14.232.64/28 ip4:182.50.78.64/28 ip4:96.43.144.64/31 ip4:96.43.148.64/31 ip4:147.222.13.14/32 ip4:147.222.13.38/32 ~all anthropic-domain-verification-dgd7w3=chryM5bfKr33at43AHKSpYLmy iCYV7GkErOuZq74D2numabmCQqlgbQM2P6oP5EL/WqLxsLp02a+fhmXWtLUaMtagLg0EryLC0ATWmRmrVnenFQ== d365mktkey=1i7aj4qiqn5n6k5flb3f8xl6h abuseipdb-verification=XAE9asXP asv=1746d103c1760e3186be1e5c3ea4e095 pardot_299911_*=78b956fccf2facb1f38bbae5e74d9180957438cd2c254cb3c76e8b7f8f54d82a docusign=2121f088-b654-4165-853a-004eb927d11c 4t1c25isfhhfdcg72tqfj542sk facebook-domain-verification=haey5kyrsktcheu4c9rrao6zr3nvpc d365mktkey=2n6f9ey6st414ribx6h9sa5j8 amazonses:fi4T6vfPYcIyAN29OhDW0uovBMYx4r62kcQEE0bL42k= d365mktkey=5qqjxdx03dro1a58u4ej2dnmq bw=Jikd56zzqUJc9mtqQZj1hbHZyIeTr2xQzNFAllmsQ/uS apple-domain-verification=wSAsq1Z2GPBsMRNf miro-verification=dfd93cb7113ab4ae2634ccc57ae303edf56e3f88 amazonses:IvqQcy8xMO5a/Al67mYZEq0hvf7h3hJ3Ob+M4BAVLbs= adobe-idp-site-verification=8ac753a4-c061-444e-b88e-8226daf91d17 |
| valid | yes |
|---|---|
| issuer | Let's Encrypt |
| covers | gonzaga.edu |
| protocol | TLSv1.3 |
Domain is not signed with DNSSEC
| SPF | pass v=spf1 mx include:spf.protection.outlook.com include:mh.blackboard.com include:mail.clinchtalent.com include:_spf.salesforce.com include:cust-spf.cashnet.com include:_spf.legalserver.org ip4:52.86.188.131/32 ip4:216.177.90.7/32 ip4:69.166.132.247/32 ip4:216.151.221.166/32 ip4:216.54.119.123/24 ip4:205.201.133.57/32 ip4:136.147.129.127/32 ip4:64.74.237.230/31 ip4:147.222.1.13/32 ip4:72.167.234.244/32 ip4:74.122.104.7/32 ip4:167.89.21.194/32 ip4:167.89.58.162/32 ip4:206.107.42.254/32 ip4:74.122.104.90/32 ip4:209.67.131.231/32 ip4:34.198.91.107/32 ip4:104.45.175.206/32 ip4:34.198.225.191/32 ip4:34.198.255.191/32 ip4:34.230.107.215/32 ip4:129.146.92.169/32 ip4:147.222.0.36/32 ip4:184.107.80.100/28 ip4:149.72.146.149/32 ip4:63.240.201.131/32 ip4:206.216.146.66/32 ip4:104.15.175.206/32 ip4:52.224.142.128/32 ip4:52.204.206.207/32 ip4:34.194.171.232/32 ip4:216.27.63.0/27 ip4:216.248.199.106/32 ip4:52.43.50.148/32 ip4:18.209.127.90/32 ip4:32.239.35.121/32 ip4:45.143.132.0/23 ip4:81.171.26.128/25 ip4:147.222.1.14/32 ip4:204.14.234.64/28 ip4:204.14.232.64/28 ip4:182.50.78.64/28 ip4:96.43.144.64/31 ip4:96.43.148.64/31 ip4:147.222.13.14/32 ip4:147.222.13.38/32 ~all |
|---|---|
| DMARC | pass policy reject |
| DKIM | found: default, selector2, k1, s1, s2, smtp |
Whether mail claiming to be from this domain can be checked as genuine.
Green: clean. Red: listed. Grey: the list did not answer.
Agents get this as data. Bought through the API, the checks behind this page cost $0.070: profile $0.025 + trust $0.020 + screenshot $0.020 + site status $0.005.
MCP: add https://how.is/mcp to Claude, Codex or Cursor
(one-line install) and ask for domain_trust on gonzaga.edu.
Reference: /llms.txt.
IPv6. Does gonzaga.edu work over IPv6? See the live check on aaaa.bot — website, mail and nameservers, graded A–F.
Watch gonzaga.edu. DNS read at the source every 5 minutes; certificate, blocklists and expiry every 6 hours. You get an email only when something changes.
Watch — $1 / 30 days