`optima8.com`

DNSSEC	⚠️ Not signed
A	219.117.200.204^{🇯🇵 InfoSphere219.117.192.0/18 INTERLINK}
		PTR	`219.117.200.204.static.zoot.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`mx2.zoho.jp` ⭐
		A	193.118.161.144^{🇯🇵 ZJC-AS-AP193.118.161.0/24 COLT ASIA Telecom}
			PTR	`mx2.zoho.jp`
			PTR	`mx3.zoho.jp`
			PTR	`mx.zoho.jp`
MX	`mx3.zoho.jp`⁽²⁰⁾
		A	103.163.152.144^{🇯🇵 ZJC-AS-AP103.163.152.0/24 Zoho Japan Corporation Minato-Mirai-Center Bldg. 13F, 3-6-1 Nishi-ku,}
			PTR	`mx2.zoho.jp`
			PTR	`mx3.zoho.jp`
			PTR	`mx.zoho.jp`
MX	`mx.zoho.jp`⁽⁵⁰⁾
		A	103.163.152.144^{🇯🇵 ZJC-AS-AP103.163.152.0/24 Zoho Japan Corporation Minato-Mirai-Center Bldg. 13F, 3-6-1 Nishi-ku,}
			PTR	`mx2.zoho.jp`
			PTR	`mx3.zoho.jp`
			PTR	`mx.zoho.jp`
		A	193.118.161.144^{🇯🇵 ZJC-AS-AP193.118.161.0/24 COLT ASIA Telecom}
			PTR	`mx2.zoho.jp`
			PTR	`mx3.zoho.jp`
			PTR	`mx.zoho.jp`
TXT	`google-site-verification=QLu7bf6lwJKX2LB_zGqBJvRp4knwcsAvGVXWyeTYn9w`
TXT	`zoho-verification=zb70208121.zmverify.zoho.jp`
TXT	`v=spf1 include:zohomail.jp ~all`
SOA	`ns1.xserver.jp`root@sv0.xserver.jp serial=0

`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.net`nstld@verisign-grs.com serial=1774669692

MX for

optima8.com

Same first word

optima8.com

DNS History

19 records (9 active, 10 former)

○NSns1.easypost.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 20:16:46
○ 2015-07-16 03:27:24
○ 2026-03-28 04:01:50

○NSns1.namecity.com2015-07-16 → 2017-01-08 · 5 obs

○ 2008-03-19 20:16:46
● 2015-07-16 03:27:24
● 2017-01-08 17:27:18
○ 2018-01-06 14:18:54
○ 2026-03-28 04:01:50

●NSns1.xserver.jp2018-01-06 → 2026-03-28 · 3 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
● 2026-03-28 04:01:50

○NSns2.namecity.com2015-07-16 → 2017-01-08 · 5 obs

○ 2008-03-19 20:16:46
● 2015-07-16 03:27:24
● 2017-01-08 17:27:18
○ 2018-01-06 14:18:54
○ 2026-03-28 04:01:50

●NSns2.xserver.jp2018-01-06 → 2026-03-28 · 3 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
● 2026-03-28 04:01:50

○NSns3.easypost.com2008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 20:16:46
○ 2015-07-16 03:27:24
○ 2026-03-28 04:01:50

●NSns3.xserver.jp2018-01-06 → 2026-03-28 · 3 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
● 2026-03-28 04:01:50

●NSns4.xserver.jp2018-01-06 → 2026-03-28 · 3 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
● 2026-03-28 04:01:50

●NSns5.xserver.jp2018-01-06 → 2026-03-28 · 3 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
● 2026-03-28 04:01:50

○MXismtp.easyspace.everyone.net2008-03-19 → 2017-01-08 · 4 obs

● 2008-03-19 20:16:46
● 2017-01-08 17:27:18
○ 2018-01-06 14:18:54
○ 2026-03-28 04:01:50

●MXmx.zoho.jp2026-03-28 → 2026-03-28 · 3 obs

○ 2026-03-08 02:02:10
● 2026-03-28 04:01:48
● 2026-03-28 04:01:50

●MXmx2.zoho.jp2026-03-28 → 2026-03-28 · 3 obs

○ 2026-03-08 02:02:10
● 2026-03-28 04:01:48
● 2026-03-28 04:01:50

●MXmx3.zoho.jp2026-03-28 → 2026-03-28 · 3 obs

○ 2026-03-08 02:02:10
● 2026-03-28 04:01:48
● 2026-03-28 04:01:50

○MXoptima8.com2018-01-06 → 2026-03-08 · 5 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
● 2026-03-08 02:02:10
○ 2026-03-28 04:01:48
○ 2026-03-28 04:01:50

○A183.181.82.92026-03-08 → 2026-03-08 · 4 obs

○ 2018-01-06 14:18:54
● 2026-03-08 02:02:10
○ 2026-03-28 04:01:48
○ 2026-03-28 04:01:50

○A183.90.238.442018-01-06 → 2018-01-06 · 4 obs

○ 2017-01-08 17:27:18
● 2018-01-06 14:18:54
○ 2026-03-08 02:02:10
○ 2026-03-28 04:01:50

○A217.20.43.72015-07-16 → 2017-01-08 · 5 obs

○ 2008-03-19 20:16:46
● 2015-07-16 03:27:24
● 2017-01-08 17:27:18
○ 2018-01-06 14:18:54
○ 2026-03-28 04:01:50

●A219.117.200.2042026-03-28 → 2026-03-28 · 3 obs

○ 2026-03-08 02:02:10
● 2026-03-28 04:01:48
● 2026-03-28 04:01:50

○A62.233.121.612008-03-19 → 2008-03-19 · 3 obs

● 2008-03-19 20:16:46
○ 2015-07-16 03:27:24
○ 2026-03-28 04:01:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...	-
optima8.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:202.226.36.170

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optima8.com (unsigned zone)

⏱️ Timing

Total: 447ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`219.117.200.204`
NS	5	`ns3.xserver.jp, ns2.xserver.jp...`
MX	3	`mx3.zoho.jp (pri: 50), mx2.zoho.jp (pri: 20)...`
TXT	3	`google-site-verification=QLu7bf6lwJKX2LB, zoho-verification=zb70208121.zmverify.zo...`
SOA	1	`ns1.xserver.jp root.sv0.xserver.jp`

Analysis

Mail Server Role

optima8.com serves as the mail server for optima8.com.

IP Addresses

optima8.com points to IP number 219.117.200.204.

Name Servers

optima8.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

optima8.com shares name servers with other domains at least partially, for example ryutsukoku.co.jp, mnworld.info, japanstudyabroad.org, amuknit.com and e-chiba.jp.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26.

ns3.xserver.jp points to: 202.226.36.247.

Mail Servers

optima8.com is served by three mail servers: mx2.zoho.jp, mx3.zoho.jp and mx.zoho.jp.

optima8.com shares mail servers with other domains at least partially; for instance karasunouta.com, chikuma.org, (0x77616e6b)yo.com, jijity.com and pianism.biz.