DNS Preview

SOA

Start of Authority

Primary NS

marty.ns.cloudflare.com

Mailbox

dns.cloudflare.com

Serial

2405101144

Refresh

10000

Retry

2400

Expire

604800

Minimum TTL

1800

MX

Mail Exchangers

optcongress-com.mail.protection.outlook.com0

TXT

TXT Records

MS=ms86512431

Validity-Domain Verification=hujlsSI14zITBDp7hBNo2bZ9FoI=

_n6wowuxu5i7697cx1l5plp2w707urj2

_w5vy7d123qnh93y7gm9ix59fnbmgdhs

v=spf1 ip4:8.39.1.0/24 ip4:8.224.216.0/24 ip4:23.249.208.0/20 ip4:23.251.224.0/19 ip4:23.253.182.0/23 ip4:52.82.172.0/22 ip4:54.240.0.0/17 ip4:64.31.153.64/27 ip4:69.72.32.0/20 ip4:69.169.224.0/20 ip4:76.223.176.0/20 ip4:87.253.232.0/21 ip4:103.52.180.0/2

2 ip4:103.66.104.0/22 ip4:104.130.96.0/28 include:spf.protection.outlook.com include:spf1.optcongress.com -all

A

IPv4 Addresses

104.21.18.8 172.67.179.32

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
104.21.18.8	AS13335	104.21.0.0/19	Cloudflare, Inc.
104.21.18.8	AS13335	104.21.16.0/20	Cloudflare, Inc.
172.67.179.32	AS52925	172.67.0.0/16	Ascenty Data Centers e Telecomunicações S/A
172.67.179.32	AS13335	172.67.176.0/20	Cloudflare, Inc.

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