usil.edu.py

Valid Email Server
Domain Lookup › usil.edu.py

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
usil.edu.py
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-06-30 14:49:08 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • cust77719-1.in.mailcontrol.com
  • cust77719-2.in.mailcontrol.com

MX Priorities

  • cust77719-2.in.mailcontrol.com: 20
  • cust77719-1.in.mailcontrol.com: 10

A / AAAA Records

  • 13.248.171.93 ↩ a9118571884d873f9.awsglobalaccelerator.com
  • 76.223.54.21 ↩ a9118571884d873f9.awsglobalaccelerator.com

Mail Server IPs

  • 208.87.234.190 ↩ cluster-h.mailcontrol.com
  • 208.87.233.190 ↩ cluster-g.mailcontrol.com

SOA Record

Raw SOA ns-1297.awsdns-34.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1297.awsdns-34.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-378.awsdns-47.com
ns-657.awsdns-18.net
ns-1297.awsdns-34.org
ns-1777.awsdns-30.co.uk

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a include:_spf.embluemail.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

10 records
  • MS=ms72229126
  • atlassian-domain-verification=7aV6sodZRlB0XC5yjuY3TOgCDcl0WRvzO1pUyS2TxicrpR69mkx5eLlUFFIGwH7m
  • globalsign-domain-verification=EEDF31EA182C73C4F95C1BF0B60D977F
  • t=y; o=~;
  • DKIMv=DKIM1;k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC92DPEfr8M28KVopiGVgDo3uYLBtSgNIsarAUjOTLiW2LGC+k2WrEBTIyk/XM+N6mUZc9mf7hlrw3zG2T975IPKk1eg4XnqDj45xpKplqyvDFgehuARlSzv1dp2NlqayECXihlFwrtzvXXoEv/9QiH3Efaii/GeMsVqYrxBNSHmQIDAQAB
  • DMARCv=DMARC1; p=none; rua=mailto:[email protected]
  • DMARCv=DMARC1; p=quarantine; pct=100;ruf=mailto:[email protected]
  • SPFv=spf1 include:spf.protection.outlook.com a include:_spf.embluemail.com -all
  • MS=ms59826079
  • MS=ms69173773
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 · Customize →
See demo & docs
Deep verification
Full email verification for usil.edu.py

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits