optimum-source.com - bgp.he.net

SOA

Start of Authority

Primary NS

darwin.ns.cloudflare.com

Mailbox

dns.cloudflare.com

Serial

2411897838

Refresh

10000

Retry

2400

Expire

604800

Minimum TTL

1800

TXT

TXT Records

v=spf1 a mx optimum-source.com -all

v=DMARC1; p=quarantine; adkim=s; aspf=s; rua=mailto:dev@optimum-source.com,mailto:dev@optimum-source.com; ruf=mailto:dev@optimum-source.com,mailto:dev@optimum-source.com;

A

IPv4 Addresses

104.21.10.228 172.67.146.242

Certificate Transparency Statistics

Total Certificates: 0

Total Domains: 0

Query Time: N/A

Certificate Transparency Statistics

Hostname results link to the full Cert Search surface for deeper exploration.

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IPs	Origin AS	Announcement	Description
104.21.10.228	AS13335	104.21.0.0/19	Cloudflare, Inc.
104.21.10.228	AS13335	104.21.0.0/20	Cloudflare, Inc.
172.67.146.242	AS52925	172.67.0.0/16	Ascenty Data Centers e Telecomunicações S/A
172.67.146.242	AS13335	172.67.144.0/20	Cloudflare, Inc.

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