Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
asrcconstruction.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 21:12:02 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-1.mimecast.com
- usb-smtp-inbound-2.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns1.asrc.com support.asrc.com 2015051522 3600 1200 1209600 10800
Primary NS (mname)
ns1.asrc.com
Admin Email (rname)
support@asrc.com
Serial
2015051522
Refresh
3600s
Retry
1200s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns1.asrc.com
ns3.asrc.com
ns4.asrc.com
ns2.asrc.com
SPF Record
✓ Strict (-all)
v=spf1 include:usb._netblocks.mimecast.com include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:turbo-smtp.com ip4:199.249.161.243 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
7 records- ibmid=6988db61-8343-4999-9c34-365349dd961b
- 2441187
- MS=ms12327811
- SPFv=spf1 include:usb._netblocks.mimecast.com include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:turbo-smtp.com ip4:199.249.161.243 -all
- knowbe4-site-verification=4c38b06977c967dc5ee97e885eca87a8
- box-domain-verification=ffaba69554a2bd46ef6fa248aeea5305f653a691377aea9ddfc4a10cd90d7da2
- smartsheet-site-validation=qF5YlEvvdeHxLy2y5MnvIaHV2lChyt9w
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