21next.jp - robtex.com

21next.jp

DNSSEC⚠️ Not signed
A162.159.128.70Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.129.70Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSdns1.p01.nsone.net ⭐
A2620:4d:4000:6259:7:1:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns1.p01.nsone.net
A198.51.44.1🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns1.p01.nsone.net
NSns13.jimdo.com
A198.51.44.1🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns1.p01.nsone.net
NSns14.jimdo.com
A198.51.44.65🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns3.p01.nsone.net
MXmx1.jimdo.com ⭐
A173.203.187.1🇺🇸 RACKSPACE-IAD173.203.128.0/18 Rackspace Managed Hosting, 9725 Data point drive, Suite 100, San Antonio, TX 78229
PTRmx1.emailsrvr.com
MXmx2.jimdo.com(20)
A108.166.43.2🇺🇸 RACKSPACE-ORD108.166.0.0/18 Rackspace
PTRmx2.emailsrvr.com
TXTv=spf1 include:sendgrid.net include:emailsrvr.com ~all
SOAdns1.p01.nsone.nethostmaster@jimdo.com serial=1738489908

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=1773558003

Subdomains

www.21next.jp

Same first word

21next.jp
21next.com
21next.nl

Similar names

next12.com
next21.net
next12.de
next21.co.kr
next12.net
2next1.com

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSdns1.p01.nsone.netns13.jimdo.comns14.jimdo.comns1.customer.ne.jpns2.customer.ne.jpMXmx1.jimdo.commx2.jimdo.comA162.159.128.70162.159.129.70210.150.254.1223.255.48.23352.215.95.2954.194.127.198
●NSdns1.p01.nsone.net2026-02-17 → 2026-03-17 · 3 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-17 00:11:16
○NSns1.customer.ne.jp2015-08-09 → 2017-04-11 · 4 obs
● 2015-08-09 02:42:50
● 2017-04-11 06:50:26
○ 2026-02-17 19:16:30
○ 2026-03-17 00:11:16
●NSns13.jimdo.com2026-02-17 → 2026-03-17 · 3 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-17 00:11:16
●NSns14.jimdo.com2026-02-17 → 2026-03-17 · 3 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-17 00:11:16
○NSns2.customer.ne.jp2015-08-09 → 2017-04-11 · 4 obs
● 2015-08-09 02:42:50
● 2017-04-11 06:50:26
○ 2026-02-17 19:16:30
○ 2026-03-17 00:11:16
●MXmx1.jimdo.com2026-02-17 → 2026-03-17 · 2 obs
● 2026-02-17 19:16:30
● 2026-03-17 00:11:16
●MXmx2.jimdo.com2026-02-17 → 2026-03-17 · 2 obs
● 2026-02-17 19:16:30
● 2026-03-17 00:11:16
●A162.159.128.702026-03-14 → 2026-03-17 · 3 obs
○ 2026-03-10 16:27:12
● 2026-03-14 14:43:02
● 2026-03-17 00:11:16
●A162.159.129.702026-03-14 → 2026-03-17 · 3 obs
○ 2026-03-10 16:27:12
● 2026-03-14 14:43:02
● 2026-03-17 00:11:16
○A210.150.254.1222015-08-09 → 2017-04-11 · 4 obs
● 2015-08-09 02:42:50
● 2017-04-11 06:50:26
○ 2026-02-17 19:16:30
○ 2026-03-17 00:11:16
○A3.255.48.2332026-02-17 → 2026-03-10 · 5 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-10 16:27:12
○ 2026-03-14 14:43:02
○ 2026-03-17 00:11:16
○A52.215.95.292026-02-17 → 2026-03-10 · 5 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-10 16:27:12
○ 2026-03-14 14:43:02
○ 2026-03-17 00:11:16
○A54.194.127.1982026-02-17 → 2026-03-10 · 5 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-10 16:27:12
○ 2026-03-14 14:43:02
○ 2026-03-17 00:11:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpe.dns.jp, f.dns.jp, g.dns.jp, c.dns.jp...-
21next.jpns13.jimdo.com, ns14.jimdo.com-

✅ Authoritative Response

Server: 198.51.44.65

NS records: ns13.jimdo.com, ns14.jimdo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21next.jp (unsigned zone)

⏱️ Timing

Total: 2614ms | Queries: -

📄 Records

TypeCountSample Data
A2162.159.129.70, 162.159.128.70
NS2ns13.jimdo.com, ns14.jimdo.com
MX2mx1.jimdo.com (pri: 10), mx2.jimdo.com (pri: 20)
TXT1v=spf1 include:sendgrid.net include:emai
SOA1dns1.p01.nsone.net hostmaster.jimdo.com

Analysis

Hierarchy

21next.jp is the parent of www.21next.jp.

IP Addresses

21next.jp resolves to two IPs: 162.159.128.70 and 162.159.129.70.

other host names for instance djk-ccs-augsburg.de, tattoo-no-two.de, sonneneike.de, ahornhof.at and stimmart.com share IP numbers with 21next.jp.

Name Servers

21next.jp is delegated to three name servers: ns13.jimdo.com, ns14.jimdo.com and dns1.p01.nsone.net.

21next.jp at least partially shares name servers with other domains, for instance achievevision.ru, steinmetzdesigns.com, carrierfy.com, caterpilarcreditcard.info and valentinabomboniere.com.

These name servers are often used together with the name servers dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, ns01.jnjdns.com, ns02.jnjdns.com and ns03.jnjdns.com.

Host names with two IP numbers:

dns1.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1.

Host names with one IP number:

ns13.jimdo.com points to 198.51.44.1.

ns14.jimdo.com points to 198.51.44.65.

Host names that point to 198.51.44.1:

dns1.p01.nsone.net and ns13.jimdo.com.

Mail Servers

21next.jp is handled by two mail servers: mx1.jimdo.com and mx2.jimdo.com.

21next.jp shares the same mail server setup as other domains, for instance windsurfing-wangerooge.de, 2co2cosmile.com, ubfp.de, tocophoto.com and peroto.fr.

Host names with one IP number:

The host mx1.jimdo.com points to 173.203.187.1 and the host mx2.jimdo.com points to 108.166.43.2.