HE
spectrumschool.com
Quick Links
BGP Toolkit Home
BGP Prefix Report
BGP Peer Report
Super Traceroute
Super Looking Glass
Cert Search
Exchange Report
Bogon Routes
World Report
Multi Origin Routes
DNS Report
Top Host Report
RPKI & ASPA Report
Internet Statistics
Looking Glass
Network Tools App
IPv6 Certification
IPv6 Progress
Going Native
Contribute Data
Credits
Contact Us
DNS
Certs
Website Info
IP Info
Whois
RDAP
MX
Mail Exchangers
spectrumschool-com.mail.protection.outlook.com
0
TXT
TXT Records
ANT8PJMR7AH5AOKF2TN0B2FL6L
v=spf1 include:spf.protection.outlook.com include:spfa.cpmails.com ip4:205.234.68.7 -all
MS=ms70080770
A
IPv4 Addresses
172.67.197.131
104.21.60.142
Certificate Transparency Statistics
Total Certificates:
0
Total Domains:
0
Query Time:
N/A
Certificate Transparency Statistics
Searching certificates...
Search Results (click row for details)
Valid From
Valid To
Status
Issuer / Serial
CT Logs
SANs
Count
IP
Domain
Hostname results link to the full Cert Search surface for deeper exploration.
Loading Website Preview...
IPs
Origin AS
Announcement
Description
104.21.60.142
AS13335
104.21.32.0/19
Cloudflare, Inc.
104.21.60.142
AS13335
104.21.48.0/20
Cloudflare, Inc.
172.67.197.131
AS52925
172.67.0.0/16
Ascenty Data Centers e Telecomunicações S/A
172.67.197.131
AS13335
172.67.192.0/20
Cloudflare, Inc.
Loading whois...
Loading...
