keisys.com - robtex.com

keisys.com

DNSSEC⚠️ Not signed
A49.212.203.131🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRa700.hanbai.com
NS01.dnsv.jp ⭐
A2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.
PTR01.dnsv.jp
A157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.
PTR03.dnsv.jp
A157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.
PTR04.dnsv.jp
A157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.
PTR04.dnsv.jp
MXkeisys.com ⭐
A49.212.203.131🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRa700.hanbai.com
TXTv=spf1 +a +mx +ip4:49.212.203.131 ~all
SOA01.dnsv.jphostmaster@dnsv.jp serial=1766526884

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784532482
WOT: SAFE (19/100)

MX for

keisys.com

Subdomains

mail.keisys.com

Same first word

keisys.co.kr
keisys.jp
keisys.biz
keisys.net
keisys.com

Similar names

keysis.org
keyssi.com
keysis.com.tr
eiksys.net
siesky.net
yikess.hu
yessik.com
skyies.com
sykies.com
kissey.com
ekisys.cz
siesky.com
ikeyss.com
ikesys.com
keissy.com
yeskis.com
yseski.com
keysis.de
skyesi.com
skysie.com
yseski.co.uk

DNS History

7 records (6 active, 1 former)

20162017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpMXkeisys.comA49.212.203.131133.242.180.108
●NS01.dnsv.jp2015-08-05 → 2026-07-20 · 2 obs
● 2015-08-05 23:34:48
● 2026-07-20 07:48:42
●NS02.dnsv.jp2015-08-05 → 2026-07-20 · 2 obs
● 2015-08-05 23:34:48
● 2026-07-20 07:48:42
●NS03.dnsv.jp2015-08-05 → 2026-07-20 · 2 obs
● 2015-08-05 23:34:48
● 2026-07-20 07:48:42
●NS04.dnsv.jp2015-08-05 → 2026-07-20 · 2 obs
● 2015-08-05 23:34:48
● 2026-07-20 07:48:42
●MXkeisys.com2015-08-05 → 2026-07-20 · 2 obs
● 2015-08-05 23:34:48
● 2026-07-20 07:48:42
○A133.242.180.1082015-08-05 → 2017-07-04 · 4 obs
● 2015-08-05 23:34:48
● 2017-07-04 23:46:22
○ 2026-06-29 17:17:28
○ 2026-07-20 07:48:42
●A49.212.203.1312026-06-29 → 2026-07-20 · 3 obs
○ 2017-07-04 23:46:22
● 2026-06-29 17:17:28
● 2026-07-20 07:48:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...-
keisys.com01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp-

✅ Authoritative Response

Server:157.7.35.53

NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for keisys.com (unsigned zone)

⏱️ Timing

Total: 1083ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.203.131
NS401.dnsv.jp, 02.dnsv.jp...
MX1keisys.com (pri: 10)
TXT1v=spf1 +a +mx +ip4:49.212.203.131 ~all
SOA101.dnsv.jp hostmaster.dnsv.jp

Analysis

Hierarchy

keisys.com serves as the parent of mail.keisys.com.

Mail Server Role

The MX record for keisys.com points back to keisys.com — it is its own mail server.

IP Addresses

keisys.com directs to one IP number, which is 49.212.203.131.

Among the host names that share IP numbers with keisys.com are domainya.net, rational-e.com, ns1.hanbai.com and two others.

Name Servers

The domain keisys.com is delegated to these four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

keisys.com has at least partial name server overlap with other domains, such as 0371jlsg.com, 43n.org, bkggutarkilausitu.com and two others.

Hosts with two IP numbers each:

The A records for 01.dnsv.jp return 157.7.32.53 and 2400:8500:3300::53.

The A records for 03.dnsv.jp return 157.7.34.53 and 2400:8500:3000::53.

The A records for 04.dnsv.jp return 157.7.35.53 and 2400:8500:3fff::53.

Hosts that resolve to one IP address:

02.dnsv.jp resolves to the IP address 157.7.33.53.

Mail Servers

The MX record for keisys.com points to a single mail server: keisys.com.

keisys.com resolves to 49.212.203.131 and no other IP number.