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 → 2026-03-16 · 3 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-16 10:00:06
○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
○ 2026-03-16 10:00:06
●NSns13.jimdo.com2026-02-17 → 2026-03-16 · 3 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-16 10:00:06
●NSns14.jimdo.com2026-02-17 → 2026-03-16 · 3 obs
○ 2017-04-11 06:50:26
● 2026-02-17 19:16:30
● 2026-03-16 10:00:06
○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
○ 2026-03-16 10:00:06
●MXmx1.jimdo.com2026-02-17 → 2026-03-16 · 2 obs
● 2026-02-17 19:16:30
● 2026-03-16 10:00:06
●MXmx2.jimdo.com2026-02-17 → 2026-03-16 · 2 obs
● 2026-02-17 19:16:30
● 2026-03-16 10:00:06
●A162.159.128.702026-03-14 → 2026-03-16 · 3 obs
○ 2026-03-10 16:27:12
● 2026-03-14 14:43:02
● 2026-03-16 10:00:06
●A162.159.129.702026-03-14 → 2026-03-16 · 3 obs
○ 2026-03-10 16:27:12
● 2026-03-14 14:43:02
● 2026-03-16 10:00:06
○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
○ 2026-03-16 10:00:06
○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
○ 2026-03-16 10:00:06
○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
○ 2026-03-16 10:00:06
○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
○ 2026-03-16 10:00:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
21next.jpns14.jimdo.com, ns13.jimdo.com-

✅ Authoritative Response

Server: 198.51.44.65

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 902ms | 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, carrierfy.com, caterpilarcreditcard.info, valentinabomboniere.com and abschleppdienst-pahlke.de.

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.