itk.co - robtex.com
itk.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.44.185.222🇯🇵 GMO-INTERNET163.44.176.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 163-44-185-222.virt.lolipop.jp | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 Stefan Prefixes | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 Stefan Prefixes | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 Stefan Prefixes | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 Stefan Prefixes | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | af121.secure.ne.jp ⭐ | ||||||
| A | 150.60.166.253🇯🇵 CPI-NET150.60.0.0/16 KDDI Web Communications Inc. | ||||||
| PTR | af121.secure.ne.jp | ||||||
| TXT | MS=ms99104269 | ||||||
| TXT | google-site-verification=7Ejncz4Z-GmY2TYLDY8CmDHnRW2gB5A98kD2ny_k6PA | ||||||
| TXT | v=spf1 +ip4:150.60.166.253/32 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1788436999 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759783070 | ||||||
Same first word
Similar names
Previous names
ititle.co |
ititools.co |
itiurl.co |
itiv.co |
itiva.co |
itiwe.co |
itix.co |
itixfox.co |
itj.co |
itjob.co |
itjobs.co |
itjobswatch.co |
itjockies.co |
itjoe.co |
itjourney.co |
itjqk.co |
itjustblooms.co |
itjustworks.co |
Next names
itkan.co |
itkb.co |
itkeep.co |
itkey.co |
itkid.co |
itkingdom.co |
itkit.co |
itkl.co |
itknow.co |
itl.co |
itl315.co |
itl668.co |
itla.co |
itlab.co |
itlabs.co |
itland.co |
itlandmark.co |
itlatam.co |
itlaw.co |
itlawyer.co |
DNS History
17 records (6 active, 11 former)
●NS01.dnsv.jp2021-04-16 → 2026-10-17 · 3 obs
● 2021-04-16 06:30:50
● 2026-10-17 13:51:16
●NS02.dnsv.jp2021-04-16 → 2026-10-17 · 3 obs
● 2021-04-16 06:30:50
● 2026-10-17 13:51:16
●NS03.dnsv.jp2021-04-16 → 2026-10-17 · 3 obs
● 2021-04-16 06:30:50
● 2026-10-17 13:51:16
●NS04.dnsv.jp2021-04-16 → 2026-10-17 · 3 obs
● 2021-04-16 06:30:50
● 2026-10-17 13:51:16
○NSdkns1.hosting-sys.jp2015-07-07 → 2016-02-08 · 4 obs
● 2016-02-08 12:36:16
○ 2016-06-23 05:58:54
○ 2026-10-17 13:51:16
○NSdkns2.hosting-sys.jp2015-07-07 → 2016-02-08 · 4 obs
● 2016-02-08 12:36:16
○ 2016-06-23 05:58:54
○ 2026-10-17 13:51:16
○NSmain.primevps.net2015-07-07 → 2016-02-08 · 4 obs
● 2016-02-08 12:36:16
○ 2016-06-23 05:58:54
○ 2026-10-17 13:51:16
○NSns6.cpi.ad.jp2016-06-23 → 2020-05-20 · 5 obs
● 2016-06-23 05:58:54
● 2020-05-20 16:07:32
○ 2021-04-16 06:30:50
○ 2026-10-17 13:51:16
○NSns7.cpi.ad.jp2016-06-23 → 2020-05-20 · 5 obs
● 2016-06-23 05:58:54
● 2020-05-20 16:07:32
○ 2021-04-16 06:30:50
○ 2026-10-17 13:51:16
●MXaf121.secure.ne.jp2021-04-16 → 2026-10-17 · 3 obs
● 2021-04-16 06:30:50
● 2026-10-17 13:51:16
○MXmail.itk.co2015-07-07 → 2016-02-08 · 4 obs
● 2016-02-08 12:36:16
○ 2016-06-23 05:58:54
○ 2026-10-17 13:51:16
○MXvlmx20.secure.ne.jp2016-06-23 → 2020-05-20 · 5 obs
● 2016-06-23 05:58:54
● 2020-05-20 16:07:32
○ 2021-04-16 06:30:50
○ 2026-10-17 13:51:16
○MXvlmx21.secure.ne.jp2016-06-23 → 2020-05-20 · 5 obs
● 2016-06-23 05:58:54
● 2020-05-20 16:07:32
○ 2021-04-16 06:30:50
○ 2026-10-17 13:51:16
○MXvlmx22.secure.ne.jp2016-06-23 → 2020-05-20 · 5 obs
● 2016-06-23 05:58:54
● 2020-05-20 16:07:32
○ 2021-04-16 06:30:50
○ 2026-10-17 13:51:16
○A150.60.166.182016-06-23 → 2020-05-20 · 5 obs
● 2016-06-23 05:58:54
● 2020-05-20 16:07:32
○ 2021-04-16 06:30:50
○ 2026-10-17 13:51:16
●A163.44.185.2222021-04-16 → 2026-10-17 · 3 obs
● 2021-04-16 06:30:50
● 2026-10-17 13:51:16
○A211.16.230.212015-07-07 → 2016-02-08 · 4 obs
● 2016-02-08 12:36:16
○ 2016-06-23 05:58:54
○ 2026-10-17 13:51:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| itk.co | 01.dnsv.jp, 04.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 04.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itk.co (unsigned zone)
⏱️ Timing
Total: 1051ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.44.185.222 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | af121.secure.ne.jp (pri: 10) |
| TXT | 3 | MS=ms99104269, google-site-verification=7Ejncz4Z-GmY2TY... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
IP Addresses
itk.co has exactly one IP address — 163.44.185.222.
syoya-create.com, kawacolle.jp, tibidabo.co.jp plus two other host names have IP numbers in common with itk.co.
Name Servers
Four name servers handle the delegation for itk.co: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
At least some of itk.co's name servers are shared with other domains, for example m-rev.com, dconedish.com, nightlife-japan.net and two more.
Host names pointing to two IP addresses:
01.dnsv.jp points to 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp points to 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp points to 157.7.35.53 and 2400:8500:3fff::53.
Host names resolving to a single IP address:
02.dnsv.jp points to 157.7.33.53.
Mail Servers
itk.co uses one mail server — af121.secure.ne.jp.
The mail server setup of itk.co matches that of other domains such as nakamura-clinic.or.jp, nakaju.jp, sapporo-corp.co.jp and two others.
af121.secure.ne.jp resolves to a single IP number: 150.60.166.253.