mit-sys.co.jp - robtex.com

mit-sys.co.jp

DNSSEC⚠️ Not signed
A208.111.49.249🇯🇵 BBTOWER208.111.48.0/21 -BLK
NSmns01.ucom.ne.jp ⭐
A221.240.16.100🇯🇵 UCOM221.240.0.0/12 ARTERIA Networks Corporation(UCOM)
PTR221x240x16x100.ap221.ftth.ucom.ne.jp
NSmns02.ucom.ne.jp
A221.240.58.113🇯🇵 UCOM221.240.0.0/12 ARTERIA Networks Corporation(UCOM)
PTR221x240x58x113.ap221.ftth.ucom.ne.jp
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A172.253.115.26🇺🇸 Google172.253.115.0/24
PTRbg-in-f26.1e100.net
MXalt1.aspmx.l.google.com(10)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(10)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXaspmx2.googlemail.com(20)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXaspmx3.googlemail.com(20)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
TXTgoogle-site-verification=YY876JBTjWrRwIvdradgevRQ_eFPRstY8uyARjVM-xA
TXTMS=ms77007824
TXTv=spf1 include:_spf.google.com include:spf.playbackmail.com ~all
SOAmns01.ucom.ne.jpdomain_ml@fttx.co.jp serial=47

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (61/100)
WOT: SAFE (58/100)

Same first word

mit-sys.co.jp

DNS History

14 records (8 active, 6 former)

20162017201820192020202120222023202420252026NSmns01.ucom.ne.jpmns02.ucom.ne.jpns1.cccn.ne.jpns1.mit-sys.co.jpMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.commbk1.mit-sys.co.jpmbk2.mit-sys.jpns1.mit-sys.co.jpA208.111.49.249210.253.53.195
●NSmns01.ucom.ne.jp2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
●NSmns02.ucom.ne.jp2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
○NSns1.cccn.ne.jp2015-08-04 → 2016-02-29 · 4 obs
● 2015-08-04 18:09:58
● 2016-02-29 04:06:28
○ 2016-06-19 01:35:30
○ 2026-04-27 13:04:24
○NSns1.mit-sys.co.jp2015-08-04 → 2016-02-29 · 4 obs
● 2015-08-04 18:09:58
● 2016-02-29 04:06:28
○ 2016-06-19 01:35:30
○ 2026-04-27 13:04:24
●MXalt1.aspmx.l.google.com2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
●MXalt2.aspmx.l.google.com2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
●MXaspmx.l.google.com2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
●MXaspmx2.googlemail.com2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
●MXaspmx3.googlemail.com2016-06-19 → 2026-04-27 · 3 obs
○ 2016-02-29 04:06:28
● 2016-06-19 01:35:30
● 2026-04-27 13:04:24
○MXmbk1.mit-sys.co.jp2015-08-04 → 2016-02-29 · 4 obs
● 2015-08-04 18:09:58
● 2016-02-29 04:06:28
○ 2016-06-19 01:35:30
○ 2026-04-27 13:04:24
○MXmbk2.mit-sys.jp2015-08-04 → 2016-02-29 · 4 obs
● 2015-08-04 18:09:58
● 2016-02-29 04:06:28
○ 2016-06-19 01:35:30
○ 2026-04-27 13:04:24
○MXns1.mit-sys.co.jp2015-08-04 → 2016-02-29 · 4 obs
● 2015-08-04 18:09:58
● 2016-02-29 04:06:28
○ 2016-06-19 01:35:30
○ 2026-04-27 13:04:24
●A208.111.49.2492026-03-05 → 2026-04-27 · 3 obs
○ 2016-06-19 01:35:30
● 2026-03-05 15:07:04
● 2026-04-27 13:04:24
○A210.253.53.1952015-08-04 → 2016-06-19 · 4 obs
● 2015-08-04 18:09:58
● 2016-06-19 01:35:30
○ 2026-03-05 15:07:04
○ 2026-04-27 13:04:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
mit-sys.co.jpmns01.ucom.ne.jp, mns02.ucom.ne.jp-

✅ Authoritative Response

Server:221.240.58.113

NS records: mns01.ucom.ne.jp, mns02.ucom.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mit-sys.co.jp (unsigned zone)

⏱️ Timing

Total: 1583ms | Queries: -

📄 Records

TypeCountSample Data
A1208.111.49.249
NS2mns01.ucom.ne.jp, mns02.ucom.ne.jp
MX5aspmx.l.google.com (pri: 0), alt1.aspmx.l.google.com (pri: 10)...
TXT3google-site-verification=YY876JBTjWrRwIv, MS=ms77007824...
SOA1mns01.ucom.ne.jp domain_ml.fttx.co.jp

Analysis

IP Addresses

mit-sys.co.jp maps to IP address 208.111.49.249.

Name Servers

Two name servers mns01.ucom.ne.jp and mns02.ucom.ne.jp are delegated to mit-sys.co.jp.

mit-sys.co.jp uses the same name server configuration as other domains, such as cuch.jp, fujitelecom.co.jp, daiwa-r.co.jp, everlifegroup.jp and matahari.co.jp.

mit-sys.co.jp shares name servers with other domains at least partially, for instance coop-kinki.tv, logovista.co.jp, toysrus.co.jp and cscreate.jp.

Host names with a single IP address:

mns01.ucom.ne.jp points to 221.240.16.100

mns02.ucom.ne.jp points to 221.240.58.113

Mail Servers

mit-sys.co.jp is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

mit-sys.co.jp shares mail servers with other domains at least in part, for instance zhenit.com, wtgr.com, ns500698.ns500759.ns500759.ns500758.ns500759.ns500735.ns500735.ns500698.ns500698.ns500698.ns500708.ns500698.ns500652.ns500576.trackreceptor.com, ns500731.ns500742.ns500731.ns500671.ns500731.ns500704.ns500742.ns500731.ns500678.ns500688.ns500131.lustychickser.com and netdiverse.com.

These mail servers are often used together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IPs:

The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com point to 2800:3f0:4003:c0f::1a and 108.177.123.27.

The host name aspmx3.googlemail.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.

The host name aspmx.l.google.com points to 2607:f8b0:4004:c1b::1a and 172.253.115.26.

The host name alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26.

Host names that point to 2800:3f0:4003:c0f::1a: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names that point to 108.177.123.27: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names that point to 2a00:1450:400b:c02::1a: aspmx3.googlemail.com and alt2.aspmx.l.google.com.