rubyworks.com - robtex.com
rubyworks.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 | ||||||
Same first word
rubyworks.com |
DNS History
15 records (14 active, 1 former)
●NSns1.blacknight.com2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 09:33:42
●NSns2.blacknight.com2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 09:33:42
●NSns3.blacknight.com2017-04-20 → 2026-03-24 · 3 obs
● 2017-04-20 08:08:42
● 2026-03-24 09:33:42
●NSns4.blacknight.com2017-04-20 → 2026-03-24 · 3 obs
● 2017-04-20 08:08:42
● 2026-03-24 09:33:42
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 15:30:16
● 2026-03-24 09:33:42
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 15:30:16
● 2026-03-24 09:33:42
●MXalt3.aspmx.l.google.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 15:30:16
● 2026-03-24 09:33:42
●MXalt4.aspmx.l.google.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 15:30:16
● 2026-03-24 09:33:42
●MXaspmx.l.google.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 15:30:16
● 2026-03-24 09:33:42
●MXinbound-smtp.cp.blacknight.com2015-08-08 → 2026-03-24 · 2 obs
● 2026-03-24 09:33:42
●A198.185.159.1442017-04-20 → 2026-03-24 · 3 obs
● 2017-04-20 08:08:42
● 2026-03-24 09:33:42
●A198.185.159.1452017-04-20 → 2026-03-24 · 3 obs
● 2017-04-20 08:08:42
● 2026-03-24 09:33:42
●A198.49.23.1442017-04-20 → 2026-03-24 · 3 obs
● 2017-04-20 08:08:42
● 2026-03-24 09:33:42
●A198.49.23.1452017-04-20 → 2026-03-24 · 3 obs
● 2017-04-20 08:08:42
● 2026-03-24 09:33:42
○A81.17.250.412015-08-08 → 2016-07-21 · 4 obs
● 2016-07-21 11:56:34
○ 2017-04-20 08:08:42
○ 2026-03-24 09:33:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net... | - |
| rubyworks.com | ns1.blacknight.com, ns2.blacknight.com, ns3.blacknight.com, ns4.blacknight.com | 6 records |
✅ Authoritative Response
Server:78.153.212.176
NS records: ns1.blacknight.com, ns2.blacknight.com, ns3.blacknight.com, ns4.blacknight.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubyworks.com (unsigned zone)
⏱️ Timing
Total: 716ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.185.159.144, 198.185.159.145... |
| NS | 4 | ns1.blacknight.com, ns3.blacknight.com... |
| MX | 6 | alt4.aspmx.l.google.com (pri: 10), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | google-site-verification=DA-sNRR9nToziVQ |
| SOA | 1 | ns1.blacknight.com hostmaster.blacknight |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.blacknight.com, ns2.blacknight.com, ns2.blacknight.com...)
Analysis
IP Addresses
rubyworks.com points to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
Other host names, for instance eascare.com, cooper.farm, twominds.co.uk, jonathancomedy.com and ogengineers.com share IP numbers with rubyworks.com.
Name Servers
rubyworks.com is delegated to four name servers: ns1.blacknight.com, ns2.blacknight.com, ns3.blacknight.com and ns4.blacknight.com.
rubyworks.com at least partially shares its name servers with other domains, for instance aodhruadh.org, theheronsrest.com, femaledrivinginstructordublin.com, boardgames.ie and brilliantresults.eu.
Host names with two IP numbers:
ns2.blacknight.com points to 2a01:a8:dc3:3313::aaaa and 81.17.254.6.
ns3.blacknight.com points to 2a00:fea0:dead::beef and 185.28.194.194.
Host names with one IP number:
ns1.blacknight.com points to 78.153.212.176.
ns4.blacknight.com points to 185.38.108.108.
Mail Servers
Six mail servers handle rubyworks.com: inbound-smtp.cp.blacknight.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
rubyworks.com shares some mail servers with other domains, including ns500671.ns500754.ns500671.ns500754.ns500742.ns500731.ns500678.ns500671.ns500649.ns500649.ns500291.ns500153.tenderladiesbz.com, ns500765.ns500699.ns500693.ns500693.ns500699.ns500693.ns500699.ns500699.ns500699.ns500588.ns500588.ns500699.ns500693.ns500699.ns500588.ns500683.ns500602.dtrkdll.com, ns500758.ns500759.ns500758.ns500698.ns500758.ns500736.ns500698.ns500735.ns500736.ns500698.ns500735.ns500576.ns500708.ns500708.ns500698.ns500619.trackreceptor.com, ns500765.ns500734.ns500693.ns500734.ns500693.ns500699.ns500699.ns500699.ns500588.ns500699.ns500693.ns500588.ns500693.ns500683.ns500693.ns500683.dtrkdll.com and ns500698.ns500759.ns500698.ns500759.ns500758.ns500736.ns500735.ns500735.ns500698.ns500698.ns500708.ns500576.ns500619.ns500652.ns500619.trackreceptor.com.
These mail servers are commonly used alongside the mail servers aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
inbound-smtp.cp.blacknight.com points to 81.17.254.9 and 81.17.254.21.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.