- DNS
- Certs
- Website Info
- IP Info
- Whois
- RDAP
Start of Authority
mname: ns1.nsroot1.com
rname: hostmaster.citi.com
serial: 2021099720
refresh: 3600 retry: 300
expire: 2419200 minimum: 3600
serial: 2021099720
refresh: 3600 retry: 300
expire: 2419200 minimum: 3600
Nameservers
TXT Records
v=spf1 a:mail.citigroup.com -all
A Records
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192.193.103.109 >
192.193.103.0/24 >
AS25883 >
Citigroup Inc.
192.193.218.207 > 192.193.218.0/24 > AS32287 > Citigroup Inc.
192.193.218.207 > 192.193.218.0/24 > AS32287 > Citigroup Inc.
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Certificate Transparency Statistics
Total Certificates:
0
Total Domains:
0
Query Time:
N/A
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Search Results (click row for details)
| Valid From | Valid To | Status | Issuer / Serial | CT Logs | SANs | Count |
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