jhu.edu
The domain jhu.edu answers at IP address 128.220.193.2. Mail for jhu.edu goes through 1 servers; the highest priority one is smtp.johnshopkins.edu. It also publishes 41 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 128.220.193.2 2047s
MX MX records
- 1 smtp.johnshopkins.edu 16962s
NS NS records
- ens1.jhu.edu 2481s
- ens1.jhmi.edu 2481s
TXT TXT records
- google-site-verification=5Zsy53rEK-hXGheCVnv_KOA9ga3WMOe8LQlInYaE668 3600s
- google-site-verification=OYMuhxFsKdAKd7rlfSh6j9u2RU7ZlLOIMb-apkt_TLE 3600s
- apple-domain-verification=puEi9pYMYXEBi6bg 3600s
- STKWsca/U+sp2fESD+L8E88fJJ/CVjPAf5Td1GTp3H+Qp45vNgVnofYNV9mj4wsk8YaFZSVLsFxNzJNg9vAlYA== 3600s
- cisco-ci-domain-verification=4076af602b47f3714aa27fbdc0e14da0ca421ee8838942eabd7409b638930e39 3600s
- google-site-verification=czjH79sUqAY6z7WdhXo0K3Z_uB8PQrWPoYZFLyG2ZyI 3600s
- docusign=e0788c6f-1ca1-40be-b4f8-7e1516c85ef1 3600s
- apple-domain-verification=Jn3ciaqDbX1EwcFk 3600s
- anthropic-domain-verification-swf0eb=RQ8Zfyg8S3PQ2BZYxq1laA9K6 3600s
- ERF+yrd/ZMTjPnD5bs/nBFo+y0qQgnrv6og7UQaJONReXkEFyLl3peWV1tnVep8tHaJ1RgDgxvRplFYItpeyMw== 3600s
- facebook-domain-verification=llmgbgm34s61kngl4fu1njobuwv9dc 3600s
- _yyz83s3w9txmwbyn8uj2c3qewcan2fs 3600s
- facebook-domain-verification=w4q5d6dqct374zdq9lk2a8yfsucsne 3600s
- facebook-domain-verification=fui05pg5padt3lqjitadnizlq80543 3600s
- docusign=73173acb-df50-4cbd-b139-cc9adedeae7d 3600s
- qubcihh7hmrbonopqn86jnjuj2 3600s
- docusign=29c2d014-367b-4c7c-a9fe-d6512a2f37b1 3600s
- google-site-verification=ilMpBs6aLedW4vFTLGnCyGYoQuSB5azucOxwxSMIsbg 3600s
- wkq43htjtz52dntbmtjw17pv0tqbbv0m 3600s
- v=spf1 ip4:128.220.39.0/24 ip4:162.129.199.0/24 ip4:128.220.229.235 ip4:162.129.251.11 ip4:162.129.251.14 ip4:128.220.160.6 ip4:128.220.160.1 ip4:128.220.40.0/24 include:spf.protection.outlook.com include:service-now.com -all 3600s
- docusign=47d09d1e-f20e-45ae-8348-9e0cde59d212 3600s
- xr53hrygrc5x351yc9rts2ggkv08kb3k 3600s
- B46963ED2CDBA64064F249DEE16C5EAA 3600s
- google-site-verification=PogZzKp2fPlmh5CJooxo4w6DOBZvtzxL0aBOsSiGZwI 3600s
- atlassian-domain-verification=v82iuU5jtUo6DLhV8wuZZxOk5KYBZdPh/5H+/GFe2/qw/ulV5gYzSVyg1UvD5xyw 3600s
- 6d0krd2r1m6d4rfp4y16ryvjq72x1wj4 3600s
- be53a892b3bf7129c12261ba89e8317ddc94023220d76fd9fa150b6d4b8f5c24 3600s
- include:50639708.spf04.hubspotemail.netv=spf1 ip4:128.220.39.0/24 ip4:162.129.199.0/24 ip4:162.129.251.11 ip4:162.129.251.14 ip4:128.220.160.6 ip4:128.220.160.1 ip4:128.220.40.0/24 include:spf.protection.outlook.com include:service-now.com -all 3600s
- airtable-verification=79c988870bd1359906d21b0f994f3e00 3600s
- AppId=000000004C0DFC04 3600s
- facebook-domain-verification=og2369fpji19hzsapehl97bxys6cna 3600s
- ca3-54ded686d84a42a6a8e74e31814ecad8 3600s
- ZOOM_verify_HBPKAym7Tz-eFLcbrv5qMQ 3600s
- google-site-verification=Hdg6lOHShC5P7Lb-ffkmurUN4E5BFTJ3NLZJu_9veDk 3600s
- apple-domain-verification=42Nv9AYu4nSWv2l4 3600s
- google-site-verification=hNzuzBrLneJ7I5LUSy4YheAPZH2ZTk4Lhz76BOMrViE 3600s
- asv=5da62ba592bab3d1542dbbf409a762ee 3600s
- addevent=verification 3600s
- google-site-verification=_78PEuF0BsnxniCMxdFGUXI8-rKuzXbA8w65yi5lRIs 3600s
- smartsheet-site-validation=o1IiE_3MJXBZ0xFwfwhtOhRmrOKxm1A8 3600s
- e2ma-verification=e15fb 3600s
SOA SOA records
- ens1.jhu.edu 3600s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 4 hours ago.