Has an IPv4 address but no IPv6 (AAAA) record. IPv6-only visitors can't reach it directly.
| Website over IPv6 onetag-sys.com has no AAAA record. | no |
| Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record. | no |
| Nameservers have IPv6 6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. ns21.constellix.com ✓ns31.constellix.com ✓ns41.constellix.net ✓ns51.constellix.net ✓ns61.constellix.net ✓ns11.constellix.com ✓ | yes |
onetag-sys.com IPv4 only
| A (IPv4) | 51.222.39.185 51.222.239.232 51.222.239.230 51.222.39.184 51.222.39.186 51.222.39.187 |
|---|---|
| AAAA (IPv6) | none |
Visitors on IPv6-only networks (many mobile carriers) can still reach it, but only through a translator their carrier runs (NAT64). The site itself has no IPv6 address — and you can't make one up from the IPv4. Why some hosts don't offer it
Permanent link: aaaa.bot/r/WGb5Bdfkgb · How we measure
Checked 2026-10-31 05:04:33 UTC — one of the top 1,000 sites, re-checked weekly. Re-check now. Full DNS report: dns.pizza/domain/onetag-sys.com · JSON: /api/v1/onetag-sys.com