onlinespeedcheck.com - robtex.com
onlinespeedcheck.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.139.32🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | aeedc42b70c898c66.awsglobalaccelerator.com | ||||||
| NS | ns1.markmonitor.com ⭐ | ||||||
| A | 2620:10a:80a8::1CIRA-22620:10a:80a8::/48 | ||||||
| A | 149.112.160.1 | ||||||
| NS | ns2.markmonitor.com | ||||||
| A | 2001:67c:10b8::1RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| A | 176.97.158.1RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| NS | ns3.markmonitor.com | ||||||
| A | 2620:10a:80a9::1AS3943542620:10a:80a9::/48 | ||||||
| A | 149.112.161.1 | ||||||
| NS | ns4.markmonitor.com | ||||||
| A | 2001:67c:1bc::1AS19212001:67c:1bc::/48 | ||||||
| A | 192.174.68.1AS1921192.174.68.0/24 | ||||||
| SOA | ns1.markmonitor.comhostmaster@markmonitor.com 2022-10-11 #3 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782187490 | ||||||
Same first word
onlinespeedcheck.com |
DNS History
5 records (5 active, 0 former)
●NSns1.markmonitor.com2026-06-14 → 2026-06-23 · 2 obs
● 2026-06-23 04:05:28
●NSns2.markmonitor.com2026-06-14 → 2026-06-23 · 2 obs
● 2026-06-23 04:05:28
●NSns3.markmonitor.com2026-06-14 → 2026-06-23 · 2 obs
● 2026-06-23 04:05:28
●NSns4.markmonitor.com2026-06-14 → 2026-06-23 · 2 obs
● 2026-06-23 04:05:28
●A3.33.139.322026-06-14 → 2026-06-23 · 2 obs
● 2026-06-23 04:05:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| onlinespeedcheck.com | ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com | 8 records |
✅ Authoritative Response
Server:192.174.68.1
NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for onlinespeedcheck.com (unsigned zone)
⏱️ Timing
Total: 4568ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.33.139.32 |
| NS | 4 | ns1.markmonitor.com, ns2.markmonitor.com... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)
Analysis
IP Addresses
onlinespeedcheck.com directs to one IP number, which is 3.33.139.32.
Name Servers
The domain onlinespeedcheck.com is delegated to these four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.
All four hostnames — ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com — resolve to two IP numbers apiece: ns1.markmonitor.com to 149.112.160.1 and 2620:10a:80a8::1; ns2.markmonitor.com to 176.97.158.1 and 2001:67c:10b8::1; ns3.markmonitor.com to 149.112.161.1 and 2620:10a:80a9::1; ns4.markmonitor.com to 192.174.68.1 and 2001:67c:1bc::1.