optkr.com - robtex.com
optkr.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.18.26.246Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.globaldomaingroup.com ⭐ | ||||||
| A | 2606:4700:52::ac40:3461🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:5a::ac40:35e1🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.97🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.225🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.globaldomaingroup.com | ||||||
| A | 2606:4700:52::ac40:34af🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:5a::ac40:353a🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.175🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.58🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.globaldomaingroup.comhostmaster@optkr.com 2026-01-20 #1 | ||||||
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
optkr.com |
Similar names
DNS History
11 records (3 active, 8 former)
●NSns1.globaldomaingroup.com2026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 07:57:00
● 2026-03-24 02:04:46
○NSns1.hivelocity.net2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 20:52:38
○ 2026-03-07 07:57:00
○ 2026-03-24 02:04:46
○NSns1.ukraine.com.ua2015-08-11 → 2016-03-17 · 4 obs
● 2016-03-17 00:54:06
○ 2017-04-09 20:52:38
○ 2026-03-24 02:04:46
●NSns2.globaldomaingroup.com2026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 07:57:00
● 2026-03-24 02:04:46
○NSns2.hivelocity.net2017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 20:52:38
○ 2026-03-07 07:57:00
○ 2026-03-24 02:04:46
○NSns2.ukraine.com.ua2015-08-11 → 2016-03-17 · 4 obs
● 2016-03-17 00:54:06
○ 2017-04-09 20:52:38
○ 2026-03-24 02:04:46
○NSns3.ukraine.com.ua2015-08-11 → 2016-03-17 · 4 obs
● 2016-03-17 00:54:06
○ 2017-04-09 20:52:38
○ 2026-03-24 02:04:46
○MXmx15.ukraine.com.ua2015-08-11 → 2016-03-17 · 4 obs
● 2016-03-17 00:54:06
○ 2017-04-09 20:52:38
○ 2026-03-24 02:04:46
○MXmx20.ukraine.com.ua2015-08-11 → 2016-03-17 · 4 obs
● 2016-03-17 00:54:06
○ 2017-04-09 20:52:38
○ 2026-03-24 02:04:46
●A104.18.26.2462026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 07:57:00
● 2026-03-24 02:04:46
○A91.206.200.1042015-08-11 → 2016-03-17 · 4 obs
● 2016-03-17 00:54:06
○ 2017-04-09 20:52:38
○ 2026-03-24 02:04:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optkr.com | ns1.globaldomaingroup.com, ns2.globaldomaingroup.com | 4 records |
✅ Authoritative Response
Server:172.64.52.175
NS records: ns1.globaldomaingroup.com, ns2.globaldomaingroup.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optkr.com (unsigned zone)
⏱️ Timing
Total: 433ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.18.26.246 |
| NS | 2 | ns1.globaldomaingroup.com, ns2.globaldomaingroup.com |
| SOA | 1 | ns1.globaldomaingroup.com hostmaster.opt |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.globaldomaingroup.com, ns1.globaldomaingroup.com, ns2.globaldomaingroup.com...)
Analysis
IP Addresses
optkr.com points to an IP address: 104.18.26.246.
other host names include dchzchina.com, titanioproducoes.com.br, usdt-one.com, wtock.com and vumedia.ca; they share IP numbers with optkr.com.
Name Servers
Two name servers ns1.globaldomaingroup.com and ns2.globaldomaingroup.com handle the delegation for optkr.com.
optkr.com shares the same name server setup as other domains, for instance quiz-mint.online, order-spdf.pro, 1ipr.com, saiportal.com and bsv-mbl.cfd.
optkr.com at least partially shares name servers with other domains, including hnlx.com and backstrap.com.
Host names with four IP numbers:
ns1.globaldomaingroup.com points to: 2606:4700:52::ac40:3461, 2606:4700:5a::ac40:35e1, 172.64.52.97 and 172.64.53.225.
ns2.globaldomaingroup.com points to: 2606:4700:52::ac40:34af, 2606:4700:5a::ac40:353a, 172.64.52.175 and 172.64.53.58.