`mail.plusoneoffice.com`

CNAME	`plusoneoffice.com`
DNSSEC	⚠️ Not signed
A	219.94.129.46^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www1036.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	`plusoneoffice.com` ⭐
		A	219.94.129.46^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www1036.sakura.ne.jp`
TXT	`v=spf1 a:www1036.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2015-09-02 #17

`plusoneoffice.com`

	DNSSEC	⚠️ Not signed
	A	219.94.129.46^{🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
	NS	`master.dns.ne.jp` ⭐
	NS	`ns1.dns.ne.jp`
	NS	`ns2.dns.ne.jp`
	MX	`plusoneoffice.com` ⭐
	TXT	`v=spf1 a:www1036.sakura.ne.jp mx ~all`
	SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2015-09-02 #17

Previously MX for

plusoneoffice.com

Same first word

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DNS History

7 records (1 active, 6 former)

○NSmaster.dns.ne.jp2015-11-29 → 2016-07-04 · 4 obs

● 2015-11-29 11:04:46
● 2016-07-04 08:30:00
○ 2026-05-05 10:53:06
○ 2026-08-05 23:53:08

○NSns1.dns.ne.jp2015-11-29 → 2016-07-04 · 4 obs

● 2015-11-29 11:04:46
● 2016-07-04 08:30:00
○ 2026-05-05 10:53:06
○ 2026-08-05 23:53:08

○NSns2.dns.ne.jp2015-11-29 → 2016-07-04 · 4 obs

● 2015-11-29 11:04:46
● 2016-07-04 08:30:00
○ 2026-05-05 10:53:06
○ 2026-08-05 23:53:08

○MXplusoneoffice.com2015-11-29 → 2016-07-04 · 4 obs

● 2015-11-29 11:04:46
● 2016-07-04 08:30:00
○ 2026-05-05 10:53:06
○ 2026-08-05 23:53:08

○A219.94.129.462015-11-29 → 2016-07-04 · 5 obs

○ 2015-07-05 16:42:40
● 2015-11-29 11:04:46
● 2016-07-04 08:30:00
○ 2026-05-05 10:53:06
○ 2026-08-05 23:53:08

○A61.202.159.792015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 16:42:40
○ 2015-11-29 11:04:46
○ 2026-08-05 23:53:08

●CNAMEplusoneoffice.com2015-11-29 → 2026-08-05 · 2 obs

● 2015-11-29 11:04:46
● 2026-08-05 23:53:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net...	-
plusoneoffice.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 plusoneoffice.com (unsigned zone)

⏱️ Timing

Total: 976ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`plusoneoffice.com`

Analysis

IP Addresses

mail.plusoneoffice.com has exactly one IP address — 219.94.129.46.

brandrank.jp, numaol.com, shuo.sakura.ne.jp plus two other host names have IP numbers in common with mail.plusoneoffice.com.

Name Servers

DNS for mail.plusoneoffice.com is handled by three authoritative name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

mail.plusoneoffice.com partially shares its NS delegation with several other domains, including binten.co.jp, equal.jp, cknanpa.com and two others.

These name servers often co-occur with the name servers dns.sakura.ad.jp.

master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp all have one IP address each — master.dns.ne.jp directs to 210.224.172.18, ns1.dns.ne.jp directs to 61.211.236.1 and ns2.dns.ne.jp directs to 133.167.21.1.

Mail Servers

mail.plusoneoffice.com uses one mail server — plusoneoffice.com.

mail.plusoneoffice.com uses the same mail servers as other domains, including plusoneoffice.com.

plusoneoffice.com has exactly one IP number: 219.94.129.46.

mail.plusoneoffice.com - robtex.com