Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 bing.com has an AAAA record and answers on it. | yes |
| www over IPv6 www.bing.com has an AAAA record and answers on it. | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. bing-com.mail.protection.outlook.com ✓ | yes |
| Nameservers have IPv6 8 of 8 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. ns1-204.azure-dns.com ✓ns2-204.azure-dns.net ✓ns3-204.azure-dns.org ✓ns4-204.azure-dns.info ✓dns1.p09.nsone.net ✓dns2.p09.nsone.net ✓dns3.p09.nsone.net ✓dns4.p09.nsone.net ✓ | yes |
bing.com Has IPv6
| A (IPv4) | 150.171.27.10 150.171.28.10 |
|---|---|
| AAAA (IPv6) | 2620:1ec:33::10 2620:1ec:33:1::10 |
www.bing.com Has IPv6
| Alias of | www-www.bing.com.trafficmanager.net → www.bing.com.edgekey.net → e86303.dscx.akamaiedge.net |
|---|---|
| A (IPv4) | 2.18.67.155 2.18.67.162 2.18.67.142 2.18.67.160 2.18.67.159 2.18.67.149 2.18.67.137 |
| AAAA (IPv6) | 2600:1408:c400:c::17cd:6891 2600:1408:c400:c::17cd:6897 2600:1408:c400:c::17cd:6894 2600:1408:c400:c::17cd:6890 2600:1408:c400:c::17cd:688e |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Checked 2026-10-30 14:52:00 UTC — one of the top 1,000 sites, re-checked weekly. Re-check now. Full DNS report: dns.pizza/domain/bing.com · JSON: /api/v1/bing.com