`rbsrainbow.com`

DNSSEC	⚠️ Not signed
A	133.167.8.141^{🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
		PTR	`www5201.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`ns2.dns.ne.jp`
MX	`rbsrainbow.com` ⭐
		A	133.167.8.141^{🇯🇵 SAKURA-C133.167.0.0/16 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`www5201.sakura.ne.jp`
TXT	`v=spf1 a:www5201.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2025-12-10 #21

`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=1776708277

Previously NS for

rbsrainbow.com

MX for

rbsrainbow.com

Same first word

rbsrainbow.com

DNS History

16 records (5 active, 11 former)

●NSmaster.dns.ne.jp2026-03-18 → 2026-04-20 · 3 obs

○ 2016-12-21 13:02:32
● 2026-03-18 13:25:34
● 2026-04-20 18:28:06

○NSns0.mydns.jp2015-05-25 → 2016-12-21 · 4 obs

● 2015-05-25 10:05:08
● 2016-12-21 13:02:32
○ 2026-03-18 13:25:34
○ 2026-04-20 18:28:06

●NSns1.dns.ne.jp2026-03-18 → 2026-04-20 · 3 obs

○ 2016-12-21 13:02:32
● 2026-03-18 13:25:34
● 2026-04-20 18:28:06

○NSns1.mydns.jp2015-05-25 → 2016-12-21 · 4 obs

● 2015-05-25 10:05:08
● 2016-12-21 13:02:32
○ 2026-03-18 13:25:34
○ 2026-04-20 18:28:06

●NSns2.dns.ne.jp2026-03-18 → 2026-04-20 · 3 obs

○ 2016-12-21 13:02:32
● 2026-03-18 13:25:34
● 2026-04-20 18:28:06

○NSns2.mydns.jp2015-05-25 → 2016-12-21 · 4 obs

● 2015-05-25 10:05:08
● 2016-12-21 13:02:32
○ 2026-03-18 13:25:34
○ 2026-04-20 18:28:06

○NSrbsrainbow.com2015-05-25 → 2016-12-21 · 4 obs

● 2015-05-25 10:05:08
● 2016-12-21 13:02:32
○ 2026-03-18 13:25:34
○ 2026-04-20 18:28:06

●MXrbsrainbow.com2015-05-25 → 2026-04-20 · 2 obs

● 2015-05-25 10:05:08
● 2026-04-20 18:28:06

○A116.81.145.972016-02-10 → 2016-04-12 · 5 obs

○ 2016-01-23 19:32:30
● 2016-02-10 11:22:32
● 2016-04-12 23:21:00
○ 2016-07-11 19:45:20
○ 2026-04-20 18:28:06

○A116.82.69.712016-07-11 → 2016-07-11 · 4 obs

○ 2016-04-12 23:21:00
● 2016-07-11 19:45:20
○ 2016-09-24 08:09:52
○ 2026-04-20 18:28:06

○A121.92.134.292015-09-12 → 2015-09-12 · 4 obs

○ 2015-05-25 10:05:08
● 2015-09-12 19:38:30
○ 2015-11-24 04:16:08
○ 2026-04-20 18:28:06

○A121.95.207.942015-11-24 → 2016-01-23 · 5 obs

○ 2015-09-12 19:38:30
● 2015-11-24 04:16:08
● 2016-01-23 19:32:30
○ 2016-02-10 11:22:32
○ 2026-04-20 18:28:06

○A124.25.2.1952015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 10:05:08
○ 2015-09-12 19:38:30
○ 2026-04-20 18:28:06

●A133.167.8.1412026-03-18 → 2026-04-20 · 3 obs

○ 2016-12-21 13:02:32
● 2026-03-18 13:25:34
● 2026-04-20 18:28:06

○A240b:11:320:6200:219:99ff:fed5:acdb2016-09-24 → 2016-12-21 · 5 obs

○ 2016-07-11 19:45:20
● 2016-09-24 08:09:52
● 2016-12-21 13:02:32
○ 2026-03-18 13:25:34
○ 2026-04-20 18:28:06

○A58.1.172.652016-09-24 → 2016-12-21 · 5 obs

○ 2016-07-11 19:45:20
● 2016-09-24 08:09:52
● 2016-12-21 13:02:32
○ 2026-03-18 13:25:34
○ 2026-04-20 18:28:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net...	-
rbsrainbow.com	ns1.dns.ne.jp, ns2.dns.ne.jp	-

✅ Authoritative Response

Server:61.211.236.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rbsrainbow.com (unsigned zone)

⏱️ Timing

Total: 1165ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`133.167.8.141`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`rbsrainbow.com (pri: 10)`
TXT	1	`v=spf1 a:www5201.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Mail Server Role

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

IP Addresses

rbsrainbow.com resolves to a single IP address: 133.167.8.141.

Other host names including pint.jp, siennahorse50.sakura.ne.jp, mail5.rainbow7.com, tomomikko-dc.sakura.ne.jp and mimarucom.sakura.ne.jp share IP numbers with rbsrainbow.com.

Name Servers

rbsrainbow.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

rbsrainbow.com at least partially shares name servers with other domains, including csc-service.jp, well-tec.biz, sapporoi.com, kururinpa.co.jp and aloha-team.sakura.ne.jp.

Hostnames with a single IP:

master.dns.ne.jp points to: 210.224.172.18.

ns1.dns.ne.jp points to: 61.211.236.1.

ns2.dns.ne.jp points to: 133.167.21.1.

Mail Servers

A single mail server handles rbsrainbow.com.

rbsrainbow.com points to a single IP: 133.167.8.141.

rbsrainbow.com - robtex.com

rbsrainbow.com

com

Previously NS for

MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Mail Server Role

IP Addresses

Name Servers

Mail Servers

`rbsrainbow.com`

`com`