Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rbsas.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 02:47:48 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- ms17270107.msv1.invalid
- alt1.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- ms17270107.msv1.invalid: 32767
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 35.161.105.21 ↩ ec2-35-161-105-21.us-west-2.compute.amazonaws.com
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 142.251.16.26 ↩ bl-in-f26.1e100.net
- 2607:f8b0:4004:c23::1b ↩ yuiadrs-in-f27.1e100.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-x1b.1e100.net
SOA Record
Raw SOA
pdns03.domaincontrol.com dns.jomax.net 2026031600 28800 7200 604800 3600
Primary NS (mname)
pdns03.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
pdns04.domaincontrol.com
pdns03.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:35.160.217.60 ip4:200.31.13.132 ip4:54.185.115.112 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
k1._domainkey
s1._domainkey
s2._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
14 records- google-site-verification=2ayxpx3HX_z_L4475pvIudnPSWWesa_FPc1MY6-gwUw
- google-site-verification=vMKLRl040Oc8fKYR3j0ikOjRStl-ahT4nKEC4r7N3k8
- google-site-verification=ykcFdm9TGKd1JD6bI8uZckLAoR7IoaYP2Qc5dj4tGO8
- google-site-verification=e7fkBOionQG1OHYdId9i7T_WCQqJcaxtDwVZdPdcD8s
- google-site-verification=De2rJqF39aBHlbdPspZAEmJVGEVh1_ojrtGgrwd1s_A
- SPFv=spf1 ip4:35.160.217.60 ip4:200.31.13.132 ip4:54.185.115.112 include:_spf.google.com ~all
- UIQvwLSedM58C1riC0mackrxE/1Z9BlJBUb5knvAiRU=
- lgbw3wn5qm78mkmytmndh5hvntg6zwth
- MS=0EF7C8A333142B15578A6C75A795FCAE3E4A602E
- MS=D5D7D936CC8707940E6F4D0678053FB6242A97B3
- google-site-verification=NXmpebpteNN8jT9B-d--x2GRWnDp_Ox70khsHO7xC0A
- _5d61txs7lwpy931k05kymjtkpau3y8m
- MS=ms17270107
- _w3opa49f8dct6w0ophiweasvexk25u5
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for rbsas.co
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits