pro-optical.com - robtex.com
pro-optical.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=1774398522 | ||||||
Previously MX for
Subdomains
mail.pro-optical.com |
Same first word
pro-optical.com |
Similar names
DNS History
17 records (9 active, 8 former)
○NScpanel29.fastdnsservers2.com2016-02-02 → 2017-01-19 · 5 obs
● 2016-02-02 23:13:44
● 2017-01-19 07:53:50
○ 2026-02-22 00:49:12
○ 2026-03-25 00:31:02
○NSdns29.fastdnsservers2.com2016-02-02 → 2017-01-19 · 5 obs
● 2016-02-02 23:13:44
● 2017-01-19 07:53:50
○ 2026-02-22 00:49:12
○ 2026-03-25 00:31:02
○NSns.host4u.net2015-07-07 → 2015-11-15 · 4 obs
● 2015-11-15 09:35:30
○ 2016-02-02 23:13:44
○ 2026-03-25 00:31:02
●NSns1.hover.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
○NSns2.host4u.net2015-07-07 → 2015-11-15 · 4 obs
● 2015-11-15 09:35:30
○ 2016-02-02 23:13:44
○ 2026-03-25 00:31:02
●NSns2.hover.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
●MXalt1.aspmx.l.google.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
●MXalt2.aspmx.l.google.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
●MXalt3.aspmx.l.google.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
●MXalt4.aspmx.l.google.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
●MXaspmx.l.google.com2026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
○MXmail.pro-optical.com2015-07-07 → 2015-11-15 · 4 obs
● 2015-11-15 09:35:30
○ 2016-02-02 23:13:44
○ 2026-03-25 00:31:02
○MXpro-optical.com2016-02-02 → 2017-01-19 · 5 obs
● 2016-02-02 23:13:44
● 2017-01-19 07:53:50
○ 2026-02-22 00:49:12
○ 2026-03-25 00:31:02
●A100.24.208.972026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
○A216.51.232.292016-02-02 → 2017-01-19 · 5 obs
● 2016-02-02 23:13:44
● 2017-01-19 07:53:50
○ 2026-02-22 00:49:12
○ 2026-03-25 00:31:02
○A216.71.84.2352015-07-07 → 2015-11-15 · 4 obs
● 2015-11-15 09:35:30
○ 2016-02-02 23:13:44
○ 2026-03-25 00:31:02
●A35.172.94.12026-02-22 → 2026-03-25 · 3 obs
● 2026-02-22 00:49:12
● 2026-03-25 00:31:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| pro-optical.com | ns1.hover.com, ns2.hover.com | 4 records |
✅ Authoritative Response
Server:64.98.148.13
NS records: ns1.hover.com, ns2.hover.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pro-optical.com (unsigned zone)
⏱️ Timing
Total: 249ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 35.172.94.1, 100.24.208.97 |
| NS | 2 | ns2.hover.com, ns1.hover.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt4.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | google-site-verification=U3lMv3PUclzvUmi, google-site-verification=E8PlIrTLp4Nc6fH |
| SOA | 1 | ns1.hover.com dnsmaster.hover.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.hover.com, ns1.hover.com, ns2.hover.com...)
Analysis
Hierarchy
The parent of mail.pro-optical.com is pro-optical.com.
IP Addresses
pro-optical.com points to two IP numbers: 35.172.94.1 and 100.24.208.97.
Other host names such as dentbreakaway.com, deroseplumbing.com.au, gacaaa.com, beginnings-and-beyond.com and paramountexposure.com share IPs with pro-optical.com.
Name Servers
Two name servers ns1.hover.com and ns2.hover.com handle the delegation for pro-optical.com.
pro-optical.com shares the same name server setup as other domains, for example ranchforboys.com, unitedactiveliving.com, customactuators.com, wildephorconsulting.net and notif.com.
pro-optical.com at least partially shares name servers with other domains, for example kwanfilms.com, vantonder.com, simbryo.net, cupidpost.com and marobi.org.
these name servers commonly pair with ns2.domaindirect.com, ns1.domaindirect.com, ns3.domaindirect.com and ns3.hover.com.
Host names with two IP numbers:
ns1.hover.com points to 2604:4000:0:d:216:40:47:26 and 216.40.47.26.
ns2.hover.com points to 2604:4000:2800:d:64:99:148:13 and 64.98.148.13.
Mail Servers
pro-optical.com is handled by five mail servers: 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.
pro-optical.com shares at least partially some mail servers with other domains, for instance ns500768.ns500698.ns500759.ns500758.ns500698.ns500736.ns500735.ns500736.ns500698.ns500698.ns500619.ns500652.ns500619.trackreceptor.com, inkrease.nl, newcabling.com, ns500671.ns500671.ns500742.ns500754.ns500731.ns500731.ns500704.ns500705.ns500291.ns500649.ns500649.ns500671.lusty(0x736c7574)z.com and budechalet.com.
These mail servers are often used with aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers
Each host name points to two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4023:c0b::1a and 74.125.137.26
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27
alt2.aspmx.l.google.com points to 2a00:1450:4013:c1e::1b and 192.178.213.26
alt3.aspmx.l.google.com points to 2a00:1450:4001:c21::1a and 142.251.127.26
alt4.aspmx.l.google.com points to 2a00:1450:4025:c01::1b and 142.250.147.26