columbia.edu
Updated:
2024-07-06 14:43:52 UTC (74 days ago)
Update now
DNS Server Responses
Responses for columbia.edu/DS
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.edu-servers.net. (192.5.6.30) | a.edu-servers.net. (2001:503:a83e::2:30) | b.edu-servers.net. (192.33.14.30) | b.edu-servers.net. (2001:503:231d::2:30) | c.edu-servers.net. (192.26.92.30) | c.edu-servers.net. (2001:503:83eb::30) | d.edu-servers.net. (192.31.80.30) | d.edu-servers.net. (2001:500:856e::30) | e.edu-servers.net. (192.12.94.30) | e.edu-servers.net. (2001:502:1ca1::30) | f.edu-servers.net. (192.35.51.30) | f.edu-servers.net. (2001:503:d414::30) | g.edu-servers.net. (192.42.93.30) | g.edu-servers.net. (2001:503:eea3::30) | h.edu-servers.net. (192.54.112.30) | h.edu-servers.net. (2001:502:8cc::30) | i.edu-servers.net. (192.43.172.30) | i.edu-servers.net. (2001:503:39c1::30) | j.edu-servers.net. (192.48.79.30) | j.edu-servers.net. (2001:502:7094::30) | k.edu-servers.net. (192.52.178.30) | k.edu-servers.net. (2001:503:d2d::30) | l.edu-servers.net. (192.41.162.30) | l.edu-servers.net. (2001:500:d937::30) | m.edu-servers.net. (192.55.83.30) | m.edu-servers.net. (2001:501:b1f9::30) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | 0/6/1 | |||
| Response size (bytes) | OK | 585 | 585 | 587 | 587 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | 585 | |||
| Response time (ms) | OK | 134 | 135 | 84 | 84 | 134 | 131 | 135 | 132 | 134 | 135 | 93 | 94 | 94 | 94 | 94 | 93 | 94 | 94 | 83 | 90 | 89 | 89 | 89 | 85 | 90 | 86 | |||
Responses for columbia.edu/DNSKEY
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 124 | 124 | 124 | 124 | 124 | 96 | |||||||
| Response time (ms) | OK | 99 | 99 | 234 | 245 | 150 | 213 | |||||||
Responses for columbia.edu/NS
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| columbia.edu | 3600 | NS |
ns1.lse.ac.uk.
auth1.dns.cogentco.com.
auth2.dns.cogentco.com.
auth4.dns.cogentco.com.
auth5.dns.cogentco.com.
ext-ns1.columbia.edu. | OK | Y | Y | Y | Y | Y | Y | ||||
| RR count (Answer/Authority/Additional) | OK | 6/0/4 | 6/0/4 | 6/0/4 | 6/0/4 | 6/0/1 | 6/0/5 | |||||||
| Response size (bytes) | OK | 286 | 286 | 286 | 286 | 214 | 274 | |||||||
| Response time (ms) | OK | 12 | 12 | 150 | 156 | 67 | 135 | |||||||
Responses for columbia.edu/NS
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| columbia.edu | 3600 | NS |
ns1.lse.ac.uk.
auth1.dns.cogentco.com.
auth2.dns.cogentco.com.
auth4.dns.cogentco.com.
auth5.dns.cogentco.com.
ext-ns1.columbia.edu. | OK | Y | Y | Y | Y | Y | Y | ||||
| RR count (Answer/Authority/Additional) | OK | 6/0/4 | 6/0/4 | 6/0/4 | 6/0/4 | 6/0/1 | 6/0/5 | |||||||
| Response size (bytes) | OK | 286 | 286 | 286 | 286 | 214 | 274 | |||||||
| Response time (ms) | OK | 12 | 12 | 150 | 156 | 67 | 135 | |||||||
Responses for columbia.edu/MX
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| columbia.edu | 3600 | MX |
10 mxa-00364e01.gslb.pphosted.com.
10 mxb-00364e01.gslb.pphosted.com. | OK | Y | Y | Y | Y | Y | Y | ||||
| RR count (Answer/Authority/Additional) | OK | 2/6/4 | 2/6/4 | 2/6/4 | 2/6/4 | 2/0/1 | 2/0/1 | |||||||
| Response size (bytes) | OK | 361 | 361 | 361 | 361 | 144 | 116 | |||||||
| Response time (ms) | OK | 99 | 101 | 234 | 245 | 148 | 211 | |||||||
Responses for columbia.edu/CNAME
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 124 | 124 | 124 | 124 | 124 | 96 | |||||||
| Response time (ms) | OK | 67 | 68 | 211 | 212 | 112 | 176 | |||||||
Responses for columbia.edu/CDS
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 124 | 124 | 124 | 124 | 124 | 96 | |||||||
| Response time (ms) | OK | 68 | 68 | 197 | 211 | 112 | 176 | |||||||
Responses for columbia.edu/TXT
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| columbia.edu | 3600 | TXT |
"MS=ms32107722"
"MS=ms88535648"
"MS=ms94259742"
"rm_verify=cf192bfd71"
"wpe-verification=cssrsprod"
"wpe-verification=ncdpcolumbia"
"ZOOM_verify_H76gKGnfTfSjo0uBs3ATpw"
"ZOOM_verify_ZJlClnqsRTqo4L8EQGaPDg"
"ZOOM_verify__tMWR0IkQ5mSUFNi7PT0-A"
"ZOOM_verify_aIBp_UI9RA-_nAc54T9CiA"
"ZOOM_verify_ohdpGstzTlO2gNsWqnSiHQ"
"ca3-018df5b7d38b415fbe9c920d89e3e815"
"ca3-154a83c0e9b44fa094af06b7a8c9f489"
"apple-domain-verification=6W1ObUreaMieGziS"
"docusign=abbafadf-a495-4889-935f-5fdac37be903"
"docusign=f8b82e15-b287-46b9-9729-a7436d71c422"
"fastly-domain-delegation-columbia-323594-2020-12-07"
"fastly-domain-delegation-UzZdOKwpsuzDObCLhWK0-12292020"
"openai-domain-verification=dv-coLwtcZeuA8rWCUFNhz21TTz"
"google-site-verification=6m_FjnmBT3E6N2cHMf6NxPjSVoWbq4IcRYNlAKT1Dzw"
"google-site-verification=79W02b1NsvPOhVkXxG5gXzAXuxuYquPTXmx_l6KfRok"
"google-site-verification=B93x40FIZF4LI-5cayepjvuwU8ZodIQ09zIDG1gHtIc"
"intersight=f68fd98601fae5dcfd60cd38f9df964367f5e3ebe94f0cc148eec13f7e11d7e6"
"adobe-idp-site-verification=c4c82a5f2bf3cc3ee4ad2ee246c28e17ead150faf152556bc9ca5c068762b827"
"atlassian-domain-verification=TGY4izz2FIXsrTR48IJgpJMfixggF0xpHJ4TC91Ii5DqZYvIR3zflZ1zbdDNI3NN"
"v=spf1 ip4:128.59.72.0/24 ip4:207.10.139.0/24 ip4:148.163.139.74 ip4:148.163.135.74 include:_spf.google.com include:spf-00364e02.pphosted.com include:spf.protection.outlook.com ~all" | OK | Y | Y | Y | Y | Y | Y | ||||
| RR count (Answer/Authority/Additional) | OK | 26/6/4 | 26/6/4 | 26/6/4 | 26/6/4 | 26/0/1 | 26/0/1 | |||||||
| Response size (bytes) | OK | 1918 | 1918 | 1918 | 1918 | 1701 | 1673 | |||||||
| Response time (ms) | OK | 31 | 33 | 298 | 306 | 140 | 187 | |||||||
Responses for columbia.edu/SOA
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| columbia.edu | 3600 | SOA |
ext-ns1.CoLUMbIa.edU. hostmaster.CoLUMbIa.edU. 84804 3600 1800 2419200 300 | OK | Y | Y | Y | Y | Y | Y | ||||
| RR count (Answer/Authority/Additional) | OK | 1/6/4 | 1/6/4 | 1/6/4 | 1/6/4 | 1/0/1 | 1/0/4 | |||||||
| Response size (bytes) | OK | 333 | 333 | 333 | 333 | 124 | 168 | |||||||
| Response time (ms) | OK | 75 | 79 | 213 | 216 | 112 | 175 | |||||||
Responses for columbia.edu/NSEC3PARAM
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 124 | 124 | 124 | 124 | 124 | 96 | |||||||
| Response time (ms) | OK | 78 | 99 | 218 | 218 | 113 | 176 | |||||||
Responses for columbia.edu/AAAA
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 124 | 124 | 124 | 124 | 124 | 96 | |||||||
| Response time (ms) | OK | 61 | 51 | 160 | 185 | 77 | 149 | |||||||
Responses for qybgk.n5fr9.columbia.edu/A
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 148 | 148 | 148 | 148 | 136 | 120 | |||||||
| Response time (ms) | OK | 50 | 58 | 184 | 185 | 77 | 143 | |||||||
Responses for columbia.edu/A
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| columbia.edu | 3600 | A |
162.159.128.65
162.159.138.64 | OK | Y | Y | Y | Y | Y | Y | ||||
| RR count (Answer/Authority/Additional) | OK | 2/6/4 | 2/6/4 | 2/6/4 | 2/6/4 | 2/0/1 | 2/0/1 | |||||||
| Response size (bytes) | OK | 318 | 318 | 318 | 318 | 101 | 73 | |||||||
| Response time (ms) | OK | 16 | 13 | 142 | 158 | 67 | 200 | |||||||
Responses for columbia.edu/CDNSKEY
| Name | TTL | Type | Data | Status | Returned by | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| auth1.dns.cogentco.com. (66.28.0.14) | auth1.dns.cogentco.com. (2001:550:1:a::d) | auth2.dns.cogentco.com. (66.28.0.30) | auth2.dns.cogentco.com. (2001:550:1:b::d) | auth4.dns.cogentco.com. (2001:978:1:a::d) | auth4.dns.cogentco.com. (80.245.32.74) | auth5.dns.cogentco.com. (2001:978:1:b::d) | auth5.dns.cogentco.com. (80.91.64.50) | ext-ns1.columbia.edu. (128.59.1.1) | ns1.lse.ac.uk. (158.143.96.8) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | 0/1/1 | |||||||
| Response size (bytes) | OK | 124 | 124 | 124 | 124 | 124 | 96 | |||||||
| Response time (ms) | OK | 81 | 81 | 219 | 219 | 115 | 176 | |||||||
