switch.jp - robtex.com

switch.jp

DNSSEC⚠️ Not signed
A202.181.99.48🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww328.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
MXswitch.jp
A202.181.99.48🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww328.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2017-05-17 #18

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=1783140303

MX for

Same first word

Similar names

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns1.sedoparking.comns2.sedoparking.comMXswitch.jpmail.nickstel.comA202.181.99.4872.52.4.119
NSmaster.dns.ne.jp2016-05-14 → 2026-07-04 · 3 obs
○ 2016-02-22 04:07:50
● 2016-05-14 15:22:08
● 2026-07-04 05:13:46
NSns1.dns.ne.jp2016-05-14 → 2026-07-04 · 3 obs
○ 2016-02-22 04:07:50
● 2016-05-14 15:22:08
● 2026-07-04 05:13:46
NSns1.sedoparking.com2015-07-17 → 2016-02-22 · 4 obs
● 2015-07-17 15:13:38
● 2016-02-22 04:07:50
○ 2016-05-14 15:22:08
○ 2026-07-04 05:13:46
NSns2.dns.ne.jp2016-05-14 → 2026-07-04 · 3 obs
○ 2016-02-22 04:07:50
● 2016-05-14 15:22:08
● 2026-07-04 05:13:46
NSns2.sedoparking.com2015-07-17 → 2016-02-22 · 4 obs
● 2015-07-17 15:13:38
● 2016-02-22 04:07:50
○ 2016-05-14 15:22:08
○ 2026-07-04 05:13:46
MXmail.nickstel.com2015-07-17 → 2016-02-22 · 4 obs
● 2015-07-17 15:13:38
● 2016-02-22 04:07:50
○ 2016-05-14 15:22:08
○ 2026-07-04 05:13:46
MXswitch.jp2016-05-14 → 2026-07-04 · 3 obs
○ 2016-02-22 04:07:50
● 2016-05-14 15:22:08
● 2026-07-04 05:13:46
A202.181.99.482016-05-14 → 2026-07-04 · 3 obs
○ 2016-02-22 04:07:50
● 2016-05-14 15:22:08
● 2026-07-04 05:13:46
A72.52.4.1192015-07-17 → 2016-02-22 · 4 obs
● 2015-07-17 15:13:38
● 2016-02-22 04:07:50
○ 2016-05-14 15:22:08
○ 2026-07-04 05:13:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jph.dns.jp, g.dns.jp, d.dns.jp, e.dns.jp...-
switch.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 switch.jp (unsigned zone)

⏱️ Timing

Total: 654ms | Queries: -

📄 Records

TypeCountSample Data
A1202.181.99.48
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1switch.jp (pri: 10)
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

The MX record for switch.jp points back to switch.jp — it is its own mail server.

IP Addresses

switch.jp directs to one IP number, which is 202.181.99.48.

Among the host names that share IP numbers with switch.jp are brother-p.jp, koharusya.jp, www328.sakura.ne.jp and two others.

Name Servers

switch.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

There is at least partial name server overlap between switch.jp and other domains — tani-design.com, ssfk.co.jp, mzcore.jp and two more among them.

These name servers are routinely deployed together with the name servers dns.sakura.ad.jp.

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 — each hostname maps to exactly one IP address.

Mail Servers

The MX record for switch.jp points to a single mail server: switch.jp.

switch.jp carries a single IP number, which is 202.181.99.48.