fr-o.jp - robtex.com

fr-o.jp

DNSSEC⚠️ Not signed
A49.212.235.107🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3397.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
MXfr-o.jp ⭐
A49.212.235.107🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3397.sakura.ne.jp
TXTv=spf1 a:www3397.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2018-07-23 #16

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=1778343303

MX for

fr-o.jp

Same first word

fr-o.jp

Similar names

f-ro.de
r-fo.de
of-r.com
fo-r.com

DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXfr-o.jpA49.212.235.107219.94.163.165
●NSmaster.dns.ne.jp2015-04-29 → 2026-05-09 · 2 obs
● 2015-04-29 16:00:48
● 2026-05-09 16:46:24
●NSns1.dns.ne.jp2015-04-29 → 2026-05-09 · 2 obs
● 2015-04-29 16:00:48
● 2026-05-09 16:46:24
●NSns2.dns.ne.jp2015-04-29 → 2026-05-09 · 2 obs
● 2015-04-29 16:00:48
● 2026-05-09 16:46:24
●MXfr-o.jp2015-04-29 → 2026-05-09 · 2 obs
● 2015-04-29 16:00:48
● 2026-05-09 16:46:24
○A219.94.163.1652015-04-29 → 2017-01-22 · 4 obs
● 2015-04-29 16:00:48
● 2017-01-22 08:32:30
○ 2026-05-09 16:46:22
○ 2026-05-09 16:46:24
●A49.212.235.1072026-05-09 → 2026-05-09 · 3 obs
○ 2017-01-22 08:32:30
● 2026-05-09 16:46:22
● 2026-05-09 16:46:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, g.dns.jp, b.dns.jp, d.dns.jp...-
fr-o.jpns2.dns.ne.jp, ns1.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fr-o.jp (unsigned zone)

⏱️ Timing

Total: 892ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.235.107
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1fr-o.jp (pri: 10)
TXT1v=spf1 a:www3397.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

fr-o.jp serves as a mail server for fr-o.jp.

IP Addresses

fr-o.jp points to a single IP: 49.212.235.107.

Other host names, for instance msv-im00393.sakura.ne.jp, mail.smasell.jp, pivox.sakura.ne.jp, windleaf.com and msv-im00339.sakura.ne.jp share IP numbers with fr-o.jp.

Name Servers

fr-o.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

fr-o.jp at least partially shares its name servers with other domains, for instance maruyama-kids.com, mai-tec.jp, ncgmlipidsp.jp, splice-design.jp and k-cho.com.

These name servers are often used together with the name servers dns.sakura.ad.jp.

Host names with one IP number:

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

fr-o.jp is handled by a single mail server.

fr-o.jp points to IP number 49.212.235.107.