mail.cha-sys.com - robtex.com

mail.cha-sys.com

CNAMEcha-sys.com
DNSSEC⚠️ Not signed
A59.106.19.108🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww678.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
MXcha-sys.com ⭐
A59.106.19.108🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww678.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2020-08-03 #3

cha-sys.com

DNSSEC⚠️ Not signed
A59.106.19.108🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan
NSmaster.dns.ne.jp ⭐
NSns1.dns.ne.jp
NSns2.dns.ne.jp
MXcha-sys.com ⭐
SOAmaster.dns.ne.jptech@sakura.ad.jp 2020-08-03 #3

Previously MX for

cha-sys.com

Same first word

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DNS History

4 records (1 active, 3 former)

20162017201820192020202120222023202420252026NSdns1.name-services.comMX182.163.48.210A182.163.48.210CNAMEcha-sys.com
○NSdns1.name-services.com2015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 10:46:26
○ 2015-12-01 05:25:56
○ 2026-04-15 08:00:24
○MX182.163.48.2102015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 10:46:26
○ 2015-12-01 05:25:56
○ 2026-04-15 08:00:24
○A182.163.48.2102015-07-16 → 2016-07-04 · 3 obs
● 2015-07-16 10:46:26
● 2016-07-04 13:53:58
○ 2026-04-15 08:00:24
●CNAMEcha-sys.com2026-04-15 → 2026-04-15 · 1 obs
● 2026-04-15 08:00:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...-
cha-sys.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cha-sys.com (unsigned zone)

⏱️ Timing

Total: 883ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1cha-sys.com

Analysis

IP Addresses

mail.cha-sys.com points to a single IP number: 59.106.19.108.

other host names for instance riajet.net, broad-arts.co.jp, splax.net, 500jihuman.com and kaye.jp share IP numbers with mail.cha-sys.com.

Name Servers

mail.cha-sys.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

mail.cha-sys.com at least partially shares name servers with other domains, for instance is-so.asia, poi.xii.jp, realplanning.com, oguraji-dental.com and rabi.sakura.ne.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

mail.cha-sys.com is handled by a single mail server, cha-sys.com.

mail.cha-sys.com shares the same mail server setup as other domains, for example cha-sys.com.

Host name cha-sys.com points to IP address 59.106.19.108.