Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
techriver.net
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 01:37:37 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
A / AAAA Records
- 192.124.249.176
Mail Server IPs
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
fred.ns.cloudflare.com dns.cloudflare.com 2399259881 10000 2400 604800 1800
Primary NS (mname)
fred.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399259881
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
rose.ns.cloudflare.com
fred.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:email.projectbubble.com include:_spf.google.com include:reflexion.net include:spf.smtp2go.com include:servers.mcsv.net include:sendgrid.net ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected],mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- k20smbom0opf2lphj97r98mdc5
- twilio-domain-verification=6d30c0b8737f55ce7b866090b4b49fec
- SPFv=spf1 mx a:email.projectbubble.com include:_spf.google.com include:reflexion.net include:spf.smtp2go.com include:servers.mcsv.net include:sendgrid.net ~all
- MS=ms63734789
- atlassian-domain-verification=tvMJIRsIRfyu1akSBZ5PjXme4856mFMzwJWjm40oN1EItNzf6sgjGZQGocxtBabf
- cupnjcv6qp52scdsp8354jo1tn
- google-site-verification=B7g7yOxf0yqUYaWcZvNMMCNpXDeQO9hgyEYF4UNu5Hs
Full email verification for techriver.net
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