businessweek.com
The domain businessweek.com answers at IP address 15.197.146.156. The domain DNS is managed by UltraDNS, which decides where each subdomain points. Mail for businessweek.com goes through 8 servers; the highest priority one is mx4c.igslb.bloomberg.net. It also publishes 2 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 15.197.146.156 1200s
- 3.33.146.110 1200s
MX MX records
- 0 mx4c.igslb.bloomberg.net 2203s
- 0 mx4b.igslb.bloomberg.net 2203s
- 0 mx4a.igslb.bloomberg.net 2203s
- 0 mx3a.igslb.bloomberg.net 2203s
- 0 mx3c.igslb.bloomberg.net 2203s
- 0 mx3b.igslb.bloomberg.net 2203s
- 0 mx4d.igslb.bloomberg.net 2203s
- 0 mx2a.igslb.bloomberg.net 2203s
NS NS records
- pdns5.ultradns.info 300s
- dns4.p01.nsone.net 300s
- pdns3.ultradns.org 300s
- dns3.p01.nsone.net 300s
- dns1.p01.nsone.net 300s
- pdns1.ultradns.net 300s
- dns2.p01.nsone.net 300s
TXT TXT records
- v=spf1 mx a:bwnt.businessweek.com include:jangomail.com include:bloomberg.com -all 14400s
- spf2.0/pra ?all 14400s
SOA SOA records
- dns1.p01.nsone.net 21600s
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 10 hours ago.