luinstra.com - robtex.com
luinstra.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 66.37.157.30πΊπΈ FLT-DENVER66.37.157.0/24 FIRST LINK TECHNOLOGY, INC. | ||||||
| PTR | cpanel03.firstlink.com | ||||||
| NS | ns20.firstlink.com β | ||||||
| A | 66.37.141.8πΊπΈ FLT-DENVER66.37.141.0/24 FIRST LINK TECHNOLOGY, INC. | ||||||
| PTR | ns20.firstlink.com | ||||||
| NS | ns21.firstlink.com | ||||||
| A | 66.37.141.10πΊπΈ FLT-DENVER66.37.141.0/24 FIRST LINK TECHNOLOGY, INC. | ||||||
| PTR | ns21.firstlink.com | ||||||
| NS | ns22.firstlink.com | ||||||
| A | 66.37.128.22πΊπΈ Amazon66.37.128.0/24 EC2 Prefix | ||||||
| PTR | ns22.firstlink.com | ||||||
| NS | ns23.firstlink.com | ||||||
| A | 66.37.128.23πΊπΈ Amazon66.37.128.0/24 EC2 Prefix | ||||||
| PTR | ns23.firstlink.com | ||||||
| MX | mail.luinstra.com β | ||||||
| A | 66.37.157.30πΊπΈ FLT-DENVER66.37.157.0/24 FIRST LINK TECHNOLOGY, INC. | ||||||
| PTR | cpanel03.firstlink.com | ||||||
| TXT | v=spf1 +a +mx +ip4:66.37.157.30 +ip4:66.37.140.130 +ip4:66.37.140.130 ~all | ||||||
| SOA | ns20.firstlink.comsupport@firstlink.com 2026-04-23 #1 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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=1778535336 | ||||||
Subdomains
Same first word
Similar names
DNS History
20 records (6 active, 14 former)
βNSdenver.firstlink.com2015-08-10 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns.firstlink.com2015-08-10 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns2.firstlink.com2015-08-10 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns20.firstlink.com2026-04-10 β 2026-05-11 Β· 3 obs
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns21.firstlink.com2026-04-10 β 2026-05-11 Β· 3 obs
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns22.firstlink.com2026-04-10 β 2026-05-11 Β· 3 obs
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns23.firstlink.com2026-04-10 β 2026-05-11 Β· 3 obs
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns3.firstlink.com2015-08-10 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βNSns4.firstlink.com2015-08-10 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βMXluinstra.com.c2.mx1.ik2.com2017-06-20 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βMXluinstra.com.c2.mx2.ik2.io2017-06-20 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βMXluinstra.com.c2.mx3.ik2.eu2017-06-20 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βMXmail.luinstra.com2026-04-10 β 2026-05-11 Β· 3 obs
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βMXmx0.ik2.com2015-08-10 β 2016-07-11 Β· 4 obs
β 2016-07-11 05:38:06
β 2017-06-20 18:43:40
β 2026-05-11 22:00:08
βMXmx1.ik2.com2015-08-10 β 2016-07-11 Β· 4 obs
β 2016-07-11 05:38:06
β 2017-06-20 18:43:40
β 2026-05-11 22:00:08
βMXmx2.ik2.com2015-08-10 β 2016-07-11 Β· 4 obs
β 2016-07-11 05:38:06
β 2017-06-20 18:43:40
β 2026-05-11 22:00:08
βMXmx3.ik2.com2015-08-10 β 2016-07-11 Β· 4 obs
β 2016-07-11 05:38:06
β 2017-06-20 18:43:40
β 2026-05-11 22:00:08
βMXrelay.firstlink.com2015-08-10 β 2016-07-11 Β· 4 obs
β 2016-07-11 05:38:06
β 2017-06-20 18:43:40
β 2026-05-11 22:00:08
βA66.37.141.2332015-08-10 β 2017-06-20 Β· 4 obs
β 2017-06-20 18:43:40
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
βA66.37.157.302026-04-10 β 2026-05-11 Β· 3 obs
β 2026-04-10 22:38:46
β 2026-05-11 22:00:08
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| luinstra.com | ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com, ns23.firstlink.com | 4 records |
β Authoritative Response
Server:66.37.128.23
NS records: ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com, ns23.firstlink.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for luinstra.com (unsigned zone)
β±οΈ Timing
Total: 345ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.37.157.30 |
| NS | 4 | ns20.firstlink.com, ns22.firstlink.com... |
| MX | 1 | mail.luinstra.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:66.37.157.30 +ip4:66. |
| SOA | 1 | ns20.firstlink.com support.firstlink.com |
π Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com...)
Analysis
Hierarchy
luinstra.com is a parent of mail.luinstra.com and www.luinstra.com.
IP Addresses
luinstra.com maps to IP address 66.37.157.30.
Other host names, for instance lajollaonline.com, kerbercreek.com, sandifersells.com, mail.dogdoors.co.uk and catdoors.co.uk share IP numbers with luinstra.com.
Name Servers
luinstra.com is delegated to four name servers: ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com and ns23.firstlink.com.
luinstra.com at least partially shares name servers with other domains such as tm-turbidity-meter.com, denveronline.net, plexidoors.com, carpetmilloutletstores.com and plexidor.net.
These name servers are commonly used with ns1.firstlink.com and ns2.firstlink.com.
Host names with one IP number:
ns20.firstlink.com points to: 66.37.141.8
ns21.firstlink.com points to: 66.37.141.10
ns22.firstlink.com points to: 66.37.128.22
ns23.firstlink.com points to: 66.37.128.23
Mail Servers
luinstra.com is handled by a single mail server, mail.luinstra.com.
mail.luinstra.com points to one IP number: 66.37.157.30.