Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mastec.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 18:26:24 UTC · ↺ Refresh
MX Hostnames
- mxa-001ea102.gslb.pphosted.com
- mxb-001ea102.gslb.pphosted.com
MX Priorities
- mxa-001ea102.gslb.pphosted.com: 10
- mxb-001ea102.gslb.pphosted.com: 10
A / AAAA Records
- 13.249.91.128 ↩ server-13-249-91-128.jfk52.r.cloudfront.net
- 13.249.91.6 ↩ server-13-249-91-6.jfk52.r.cloudfront.net
- 13.249.91.117 ↩ server-13-249-91-117.jfk52.r.cloudfront.net
- 13.249.91.61 ↩ server-13-249-91-61.jfk52.r.cloudfront.net
Mail Server IPs
- 148.163.150.158 ↩ mx0a-001ea102.pphosted.com
SOA Record
Raw SOA
ns-669.awsdns-19.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-669.awsdns-19.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-669.awsdns-19.net
ns-1138.awsdns-14.org
ns-135.awsdns-16.com
ns-1897.awsdns-45.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
32 records- p6o1u15s0bp3n977trv8sg3kco
- rs1b40jr2mo500eg0v1sfnqkun
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
- jnipirjm5ohct7tphl6inv67bu
- CBaU2FAivzvUt48QX7WY9bPVnXPB0fJQ8fMULRbAVZZFOtfabXMUUGIWdWhW0zH1NPvmLJ04CNAerxNs8ZdnQQ==
- teamviewer-sso-verification=c68080f0f28d4d409f6bcda5e268e42c
- 3hedeb857ps27ivr06rhl7cjh3
- 3cfe79f78601da144f64f2fc05be398b8561dfd004765968c9
- 5e671b91-e296-4ed0-af0e-77ee8334cd9c
- adobe-sign-verification=250e9ec6c3ff3c466dba18651a48127a
- YXp1cmVfY29tbW9u
- google-gws-recovery-domain-verification=39672901
- dropbox-domain-verification=4xyxiutqjff0
- 226ara0e84e0qtjff8lmsf59c5
- nintex.5f173e7ec27c130014cebc80
- dtp451d01t9a0c4ut6jvtqivm9
- i1ctg1o4d5t6o52d1m2euasj07
- dRKn8znI9TTq6LNtkjjx
- smartsheet-site-validation=9085H_MbnNIOEZR3iEe7lCe7o9x4gz7k
- box-domain-verification=15844d5f6bd0b349b9c5b0aff7469ae6ffc317a0b435d31f5b06007760c20051
- 2p1m4amuack85ea3l5qhf0grok
- 2678744
- ttvlpmqk4svmni4rjg28skt03g
- google-site-verification=dNFTPhW8gBN4DTF5sTcDm56cX_FBJb1FnkPog6eDpDQ
- fhuvsl7j6g76dh8abhn8p2i2fa
- 3rmu5eemv0546rdiaiam54qjvv
- cisco-ci-domain-verification=7937f1ee0c6313c885eb39643e8a58a1bac52f29df8ffab7f2324328d3b03e5c
- docusign=0647be3a-da2f-42ba-8ab0-5a39dd299f88
- docu-89a7ecc2-9d0e-4025-9fbb-89e45c69055d
- mailerlite-domain-verification=14e5b53dbf5c3d349c163d674df68b198acc380b
- atlassian-domain-verification=onV0h0spX0LdVS5zV5wxf0PldXCPda2LF8IMj85ZnbSUW5vaYXfMHCsmL5VCXz2R
- apple-domain-verification=YoHD4TlM48guaYDR
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