rbllookup.com - robtex.com
rbllookup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| PTR | ip-207-148-248-143.defastlink.net | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
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=1771291435 | ||||||
Subdomains
nullmx.rbllookup.com |
DNS History
8 records (3 active, 5 former)
●NSns.buydomains.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 02:53:48
○NSns1.hitfarm.com2008-03-18 → 2008-03-18 · 3 obs
○ 2015-05-30 13:42:38
○ 2026-03-22 02:53:48
○NSns2.hitfarm.com2008-03-18 → 2008-03-18 · 3 obs
○ 2015-05-30 13:42:38
○ 2026-03-22 02:53:48
●NSthis-domain-for-sale.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 02:53:48
○MXnullmx.rbllookup.com2008-03-18 → 2008-03-18 · 3 obs
○ 2015-05-30 13:42:38
○ 2026-03-22 02:53:48
●A207.148.248.1432015-10-19 → 2026-03-22 · 3 obs
● 2015-10-19 21:05:04
● 2026-03-22 02:53:48
○A217.68.70.692008-03-18 → 2008-03-18 · 3 obs
○ 2015-05-30 13:42:38
○ 2026-03-22 02:53:48
○A66.151.181.492015-05-30 → 2015-05-30 · 4 obs
● 2015-05-30 13:42:38
○ 2015-10-19 21:05:04
○ 2026-03-22 02:53:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rbllookup.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server: 52.20.26.87
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rbllookup.com (unsigned zone)
⏱️ Timing
Total: 158ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
Hierarchy
rbllookup.com is the parent of nullmx.rbllookup.com.
IP Addresses
rbllookup.com points to a single IP number: 207.148.248.143.
other host names for instance friesenphotography.com, kitchenconversion.com, dimtrax.com, jemsbs.jem.net and mediamessaging.com share IP numbers with rbllookup.com.
Name Servers
rbllookup.com is delegated to two name servers: this-domain-for-sale.com and ns.buydomains.com.
rbllookup.com shares the same name server setup as other domains, for example susanmansfield.com, freshenthusiasm.com, rohaclips.com, commercialdecking.com and wildbelles.com.
rbllookup.com partially shares name servers with other domains, for instance arcm.net, helpdeskbuilder.com and empoweredidentity.com.
Host names with a single IP number:
this-domain-for-sale.com points to 52.20.26.87 and ns.buydomains.com points to 52.20.26.87.
Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com.