ma51.jp - robtex.com

ma51.jp

DNSSEC⚠️ Not signed
A2403:3a00:101:23:49:212:243:52🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww3542.sakura.ne.jp
A49.212.243.52🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
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
MXma51.jp ⭐
A2403:3a00:101:23:49:212:243:52🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww3542.sakura.ne.jp
A49.212.243.52🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3542.sakura.ne.jp
TXTv=spf1 a:www3542.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2024-03-04 #2

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=1774610102

MX for

ma51.jp

Same first word

ma51.jp
ma51.cn

Similar names

m15a.de
am15.bet
am15.net
51ma.com.cn
am15.com
51am.net
15ma.com

DNS History

7 records (6 active, 1 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXma51.jpA2403:3a00:101:23:49:212:243:5249.212.243.5259.106.171.42
●NSmaster.dns.ne.jp2015-06-28 → 2026-03-27 · 2 obs
● 2015-06-28 05:14:30
● 2026-03-27 11:45:10
●NSns1.dns.ne.jp2015-06-28 → 2026-03-27 · 2 obs
● 2015-06-28 05:14:30
● 2026-03-27 11:45:10
●NSns2.dns.ne.jp2015-06-28 → 2026-03-27 · 2 obs
● 2015-06-28 05:14:30
● 2026-03-27 11:45:10
●MXma51.jp2015-06-28 → 2026-03-27 · 2 obs
● 2015-06-28 05:14:30
● 2026-03-27 11:45:10
●A2403:3a00:101:23:49:212:243:522026-03-26 → 2026-03-27 · 3 obs
○ 2017-05-15 04:01:04
● 2026-03-26 12:20:16
● 2026-03-27 11:45:10
●A49.212.243.522026-03-26 → 2026-03-27 · 3 obs
○ 2017-05-15 04:01:04
● 2026-03-26 12:20:16
● 2026-03-27 11:45:10
○A59.106.171.422015-06-28 → 2017-05-15 · 4 obs
● 2015-06-28 05:14:30
● 2017-05-15 04:01:04
○ 2026-03-26 12:20:16
○ 2026-03-27 11:45:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpd.dns.jp, c.dns.jp, h.dns.jp, g.dns.jp...-
ma51.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 ma51.jp (unsigned zone)

⏱️ Timing

Total: 479ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.243.52
AAAA12403:3a00:101:23:49:212:243:52
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1ma51.jp (pri: 10)
TXT1v=spf1 a:www3542.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

ma51.jp serves as the mail server for ma51.jp.

IP Addresses

Two IP numbers are pointed to by ma51.jp: 2403:3a00:101:23:49:212:243:52 and 49.212.243.52.

other host names include www3542.sakura.ne.jp, wanpagu.com, hoyu-tec.com, y-makers.net and hokuriku-chousei.sakura.ne.jp; they share IP numbers with ma51.jp.

Name Servers

ma51.jp is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

ma51.jp at least partially shares name servers with other domains, for instance shimazu-shobo.jp, h-ten.com, ozaki-laboratory.com, cointarget.net and ideafront.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

ma51.jp is handled by a single mail server.

ma51.jp resolves to two IPs: 2403:3a00:101:23:49:212:243:52 and 49.212.243.52.