r-four.jp - robtex.com

r-four.jp

DNSSEC⚠️ Not signed
A59.106.171.66🇯🇵 SAKURA-B59.106.128.0/18 (7-128/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2056.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 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
PTRns2.dns.ne.jp
MXr-four.jp ⭐
A59.106.171.66🇯🇵 SAKURA-B59.106.128.0/18 (7-128/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww2056.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2019-01-07 #0

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1776213902

MX for

r-four.jp

Same first word

r-four.co.jp
r-four.jp

Similar names

f-ruor.com
four-r.co.jp
fur-or.ru

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXr-four.jpA59.106.171.66210.188.201.141
●NSmaster.dns.ne.jp2026-04-01 → 2026-04-15 · 3 obs
○ 2015-11-03 19:37:48
● 2026-04-01 14:32:14
● 2026-04-15 01:05:26
●NSns1.dns.ne.jp2026-04-01 → 2026-04-15 · 3 obs
○ 2015-11-03 19:37:48
● 2026-04-01 14:32:14
● 2026-04-15 01:05:26
○NSns1.xserver.jp2015-06-21 → 2015-06-21 · 3 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2026-04-15 01:05:26
●NSns2.dns.ne.jp2026-04-01 → 2026-04-15 · 3 obs
○ 2015-11-03 19:37:48
● 2026-04-01 14:32:14
● 2026-04-15 01:05:26
○NSns2.xserver.jp2015-06-21 → 2015-06-21 · 3 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2026-04-15 01:05:26
○NSns3.xserver.jp2015-06-21 → 2015-06-21 · 3 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2026-04-15 01:05:26
○NSns4.xserver.jp2015-06-21 → 2015-06-21 · 3 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2026-04-15 01:05:26
○NSns5.xserver.jp2015-06-21 → 2015-06-21 · 3 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2026-04-15 01:05:26
●MXr-four.jp2015-06-21 → 2026-04-15 · 5 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2016-01-17 09:12:06
● 2026-04-01 14:32:14
● 2026-04-15 01:05:26
○A210.188.201.1412015-06-21 → 2015-06-21 · 3 obs
● 2015-06-21 22:56:34
○ 2015-11-03 19:37:48
○ 2026-04-15 01:05:26
●A59.106.171.662026-04-01 → 2026-04-15 · 3 obs
○ 2015-11-03 19:37:48
● 2026-04-01 14:32:14
● 2026-04-15 01:05:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, g.dns.jp, e.dns.jp, d.dns.jp...-
r-four.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ 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 r-four.jp (unsigned zone)

⏱️ Timing

Total: 715ms | Queries: -

📄 Records

TypeCountSample Data
A159.106.171.66
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1r-four.jp (pri: 10)
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)

Analysis

Mail Server Role

r-four.jp serves as the mail server for r-four.jp.

IP Addresses

r-four.jp points to an IP address: 59.106.171.66.

other host names include ckpt.net, mixspro.com, toyscar.jp, j-and-c.com and mananao.sakura.ne.jp; they share IP numbers with r-four.jp.

Name Servers

r-four.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

r-four.jp at least partially shares name servers with other domains, for instance nireco.jp, nttvo.com, u-car.info, shaver-ranking.com and tsuji-yakuten.jp.

These name servers are commonly used alongside dns.sakura.ad.jp.

Host names with one 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

r-four.jp is handled by a single mail server.

The host name r-four.jp points to IP 59.106.171.66.