Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gci.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 18:59:44 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 64.239.109.1 (no PTR)
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
it-extns-prd01.gci.com dnsadmin.gci.com 2026040202 10800 3600 604800 3600
Primary NS (mname)
it-extns-prd01.gci.com
Admin Email (rname)
dnsadmin@gci.com
Serial
2026040202
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
a3-64.akam.net
vans-2.gci.net
a2-65.akam.net
a1-235.akam.net
vans-1.gci.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a:mailgw.gci.com include:us._netblocks.mimecast.com include:sparkpostmail.com include:_spf.salesforce.com include:helpscoutemail.com include:spf.mandrillapp.com ip4:209.165.142.128 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=reject; pct=100; rua=mailto:[email protected]; fo=1; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
23 records- sitecore-domain-verification=9c43729f941e42fc9139b4e8fa10a563
- SPFv=spf1 a:mailgw.gci.com include:us._netblocks.mimecast.com include:sparkpostmail.com include:_spf.salesforce.com include:helpscoutemail.com include:spf.mandrillapp.com ip4:209.165.142.128 ~all
- docusign=a78c8279-52d5-405a-a554-c5ecb5dd5a09
- identrust_validate=QqpnjqGrWKlD4vq1uxsPedWxO8O7S8anwymbQ/AquzDf
- docker-verification=3d1d442d-cf39-49b1-be24-8a10bf245710
- vcqjf95f738qfbycgrs5lvynzsn90rrl
- docusign=258b7a0b-9c91-4504-86ff-84b563fd2372
- identrust_validate=BXpFWKzcKIMqLzOv60yrE5dVwh865Q73RvwU6LIjYTYu
- atlassian-domain-verification=7fvr7N55DGTOB8IQz2Cf5H2rIolw0POKjEsgQPi1f8eSTcvUaLgf9azbgiEXtrx5
- 824h9w2spy9gs76qz51w4txqlg9mfj76
- apple-domain-verification=71YKkh590qonzqok
- identrust_validate=PUZXmdB/+CX6fSpAOapZ6J/LtC6NopzrQSscAqUhodWa
- google-site-verification=ZVzALTmsJOs0O2-txO_bH6vQxEG5PXptmMB4ihRXxWc
- amazonses:svvWe12m1P8Bt5d53u3+1jmHYZh5rcNNTjw/AMcnVn0=
- identrust_validate=Zc73DaMmZ6xic3UtB6aWSCPlFyL7ABj9QNrGPDhWyzqz
- vmware-cloud-verification-12675ab0-d569-4f14-bc7c-370dd12b8e70
- google-site-verification=lws6ZIdDjZ346iQQP5QiC8qHkwaPby_eY1LxRDIypwo
- w5xxzlk2q1m9qgxsy6s8yfqqp56wb4v2
- kbjxzd6mvfglpw95th9vrzdrx9nmhj6x
- ZRL07PuBzDqBEf0FykSplUQY3KbW/JtPT1muZfc0m+AcD0EWfSVYcUaZrfN7D7MP4f6qdsV+UbShjMLIPAdAQg==
- ncmpzsvfkx9vjxm0blvk64w0dgvplghk
- dropbox-domain-verification=tajq9s381ku5
- jamf-site-verification=4Z89sjZRRyHQBvvTljEW0w
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