13
records
IPv4 Addresses
TTL
1h
1h
columbia.edu. 3600 IN A 162.159.128.65 columbia.edu. 3600 IN A 162.159.138.64
Name Servers
TTL
NS
Cogent
1h
NS
Cogent
1h
NS
Cogent
1h
NS
Cogent
1h
NS
—
1h
NS
—
1h
columbia.edu. 3600 IN NS auth1.dns.cogentco.com. columbia.edu. 3600 IN NS auth2.dns.cogentco.com. columbia.edu. 3600 IN NS auth4.dns.cogentco.com. columbia.edu. 3600 IN NS auth5.dns.cogentco.com. columbia.edu. 3600 IN NS ext-ns1.columbia.edu. columbia.edu. 3600 IN NS ns1.lse.ac.uk.
Mail Servers
TTL
MX
Proofpoint
10
1h
MX
Proofpoint
10
1h
columbia.edu. 3600 IN MX 10 mxb-00364e01.gslb.pphosted.com. columbia.edu. 3600 IN MX 10 mxa-00364e01.gslb.pphosted.com.
SOA Details
TTL
SOA
Primary NS
Responsible
hostmaster.columbia.edu
0m
Serial
90344
0m
Times
Refresh
1h
Retry
30m
Expire
28d
Minimum TTL
5m
columbia.edu. 3600 IN SOA ext-ns1.columbia.edu. hostmaster.columbia.edu. 90344 3600 1800 2419200 300
DMARC
TTL
DMARC
Policy
none
1h
Subdomain Policy
Percentage
100
0m
RUA
RUF
columbia.edu. 3600 IN DMARC v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
SRV Records
TTL
SRV
0 100 389 adcudevdc08.adcudev.adcu.columbia.edu
1h
columbia.edu. 3600 IN SRV 0 100 389 adcudevdc08.adcudev.adcu.columbia.edu.