Live data โ DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: โก live
Checker: โก live
cuervaenergia.com
Yes
โ Yes
Outlook
No
No
โ Yes
No
No
Checked via [email protected]
ยท 2026-05-21 07:49:40 UTC ยท โบ Refresh
MX Hostnames
- cuervaenergia-com.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 13.107.213.40
- 13.107.246.40
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns2-09.azure-dns.net
ns3-09.azure-dns.org
ns4-09.azure-dns.info
ns1-09.azure-dns.com
SPF Record
โ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:u19317284.wl035.sendgrid.net include:25416871.spf06.hubspotemail.net include:servers.mcsv.net -all
๐ DNS lookups: 4/10
โ Hard fail (-all) โ strict enforcement
DMARC Record
โ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected];
โ p=none โ monitoring only, no enforcement
๐ SPF alignment: Relaxed
ยท DKIM alignment: Relaxed
๐ง Reports โ mailto:[email protected]
DKIM Selectors
โ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
โ Public key: 392 chars (valid)
โ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
19 records- _akgseewtxlhh70kr5sgmfpmfcvbud6r
- ms-domain-verification=879e55c2-96c3-4765-8dd9-1fc3e5305eea
- _m2bvjlmmiebgpjupx5eu1jzvobtqsd2
- anthropic-domain-verification-ndjg69=wdxDxbFM9u3MdReFeWd6bNZj7
- 9pm047kx94zwfnbtqtcwbbxxyqk1fgnn
- zssw9jcp091lqtngj9ws3ll52b6xbfjy
- zp9tjy3k1l31ktj1dh3nzs6zbz24lvwz
- ybs7s9bb9fd0sctzqqf3nqwp1gyvgvms
- xdkspvjpd46kznyhsq2rwx3my6fnv70r
- SPFv=spf1 include:spf.protection.outlook.com include:u19317284.wl035.sendgrid.net include:25416871.spf06.hubspotemail.net include:servers.mcsv.net -all
- jyqm75ndmt6dzprhbhz2qdyw00twm2n9
- MS=ms80605721
- 1597ygpk5ks8lj6j425zgyl1fz8ttbwp
- 85wf3q2tc0bvhbbjjqc6163dqjj8vnsr
- 80688C1DA449D24A173B2F5B8DE865F417BD79D9E18171F148C658EE095BEFB1
- 5lv1lxfgr057bl8gplbsz4580886hb77
- 3wwgtbbjr3qfbm9rp1g9ydfww1lc0zxh
- google-site-verification=wkwXzbEtzzYmSpUi9MP-Vl0pzKkcQr2uJozVfY7-l0A
- jpjv46hs6c9gjx2dbzfqm9xd3w1ddp2p
Free ยท No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts โ unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code ยท Works on any site
See demo & docs
Deep verification
Full email verification for cuervaenergia.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits