optimize.us - robtex.com
optimize.us
| DNSSEC | π Signed (DS record present) | ||||||
| A | 2606:4700:3030::6815:294πΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:8152πΊπΈ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.2.148Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.129.82πΊπΈ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | ns1.ubmdns.com β | ||||||
| A | 2400:cb00:2049:1::a29f:d0πΊπΈ Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns1.ubmdns.com | ||||||
| A | 162.159.0.208Cloudflare162.159.0.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.ubmdns.com | ||||||
| A | 2400:cb00:2049:1::a29f:1d0πΊπΈ Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | ns2.ubmdns.com | ||||||
| A | 162.159.1.208Cloudflare162.159.1.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.ubmdns.com | ||||||
| TXT | v=spf1 mx include:spf.ubm-us.net -all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.2.148, 172.67.129.82 | ||||||
| IPv6 hints | 2606:4700:3030::6815:294, 2606:4700:3033::ac43:8152 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com | ||||||
| SOA | ns1.ubmdns.comdns@cloudflare.com serial=2409106296 | ||||||
us
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.cctld.us β | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1784408632 | ||||||
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
βNSns1.ubmdns.com2018-07-15 β 2026-07-18 Β· 2 obs
β 2026-07-18 21:52:34
βNSns2.ubmdns.com2018-07-15 β 2026-07-18 Β· 2 obs
β 2026-07-18 21:52:34
βMXmail1.ubm-us.net2018-07-15 β 2018-07-15 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA104.21.2.1482026-07-13 β 2026-07-18 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA104.28.6.212018-07-15 β 2018-07-15 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA104.28.7.212018-07-15 β 2018-07-15 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA172.67.129.822026-07-13 β 2026-07-18 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA2400:cb00:2048:1::681c:6152018-07-15 β 2018-07-15 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA2400:cb00:2048:1::681c:7152018-07-15 β 2018-07-15 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA2606:4700:3030::6815:2942026-07-13 β 2026-07-18 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
βA2606:4700:3033::ac43:81522026-07-13 β 2026-07-18 Β· 3 obs
β 2026-07-13 11:02:16
β 2026-07-18 21:52:34
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | y.cctld.us, x.cctld.us, w.cctld.us, f.cctld.us... | - |
| optimize.us | ns1.ubmdns.com, ns2.ubmdns.com | - |
β Authoritative Response
Server:162.159.1.208
NS records: ns1.ubmdns.com, ns2.ubmdns.com
π DNSSEC Status
π Secure (DNSSEC validated)
Chain of trust verified from root to domain
β±οΈ Timing
Total: 1848ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.129.82, 104.21.2.148 |
| AAAA | 2 | 2606:4700:3033::ac43:8152, 2606:4700:3030::6815:294 |
| NS | 2 | ns1.ubmdns.com, ns2.ubmdns.com |
| TXT | 1 | v=spf1 mx include:spf.ubm-us.net -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ns1.ubmdns.com dns.cloudflare.com |
Analysis
IP Addresses
optimize.us resolves to four IP addresses: 104.21.2.148, 172.67.129.82, 2606:4700:3030::6815:294 and 2606:4700:3033::ac43:8152.
Two other host names, along with kingswingsets.com, coldbeamgames.com and 88900.net, also share IP numbers with optimize.us.
Name Servers
Two name servers handle the delegation for optimize.us: ns1.ubmdns.com and ns2.ubmdns.com.
optimize.us shares its NS records with other domains, for example searchmedicaradiology.com, thearcshow.co.uk, contentinstitute.com and two others.
ns1.ubmdns.com and ns2.ubmdns.com both carry two IP addresses. The A records for ns1.ubmdns.com are 162.159.0.208 and 2400:cb00:2049:1::a29f:d0; the A records for ns2.ubmdns.com are 162.159.1.208 and 2400:cb00:2049:1::a29f:1d0.