ws21nen.com - robtex.com

ws21nen.com

DNSSEC⚠️ Not signed
A2403:3a00:106:2:219:94:210:3🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
A219.94.210.3🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
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
MXws21nen.com ⭐
A2403:3a00:106:2:219:94:210:3🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
A219.94.210.3🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTR3.210.94.219.static.www240b.sakura.ne.jp
TXTv=spf1 a:www240b.sakura.ne.jp mx ~all
TXTgoogle-site-verification=_RMPECFbSbLwShb3Tt_IdHnxPhXca0aqSWz5mtjruK4
SOAmaster.dns.ne.jptech@sakura.ad.jp 2024-07-24 #1

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=1774655102

MX for

ws21nen.com

Subdomains

www.ws21nen.com

Same first word

ws21nen.com

DNS History

12 records (6 active, 6 former)

2008201020122014201620182020202220242026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpdns001.crayfish.netdns001.hitmail.netdns002.crayfish.netdns002.hitmail.netMXws21nen.comrecvin.crayfish.netA219.94.210.32403:3a00:106:2:219:94:210:3210.172.136.12
○NSdns001.crayfish.net2007-11-13 → 2007-11-13 · 3 obs
● 2007-11-13 06:08:58
○ 2015-08-10 03:28:10
○ 2026-03-27 23:58:40
○NSdns001.hitmail.net2007-11-13 → 2007-11-13 · 3 obs
● 2007-11-13 06:08:58
○ 2015-08-10 03:28:10
○ 2026-03-27 23:58:40
○NSdns002.crayfish.net2007-11-13 → 2007-11-13 · 3 obs
● 2007-11-13 06:08:58
○ 2015-08-10 03:28:10
○ 2026-03-27 23:58:40
○NSdns002.hitmail.net2007-11-13 → 2007-11-13 · 3 obs
● 2007-11-13 06:08:58
○ 2015-08-10 03:28:10
○ 2026-03-27 23:58:40
●NSmaster.dns.ne.jp2015-08-10 → 2026-03-27 · 3 obs
○ 2007-11-13 06:08:58
● 2015-08-10 03:28:10
● 2026-03-27 23:58:40
●NSns1.dns.ne.jp2015-08-10 → 2026-03-27 · 3 obs
○ 2007-11-13 06:08:58
● 2015-08-10 03:28:10
● 2026-03-27 23:58:40
●NSns2.dns.ne.jp2015-08-10 → 2026-03-27 · 3 obs
○ 2007-11-13 06:08:58
● 2015-08-10 03:28:10
● 2026-03-27 23:58:40
○MXrecvin.crayfish.net2007-11-13 → 2007-11-13 · 3 obs
● 2007-11-13 06:08:58
○ 2015-08-10 03:28:10
○ 2026-03-27 23:58:40
●MXws21nen.com2015-08-10 → 2026-03-27 · 3 obs
○ 2007-11-13 06:08:58
● 2015-08-10 03:28:10
● 2026-03-27 23:58:40
○A210.172.136.122007-11-13 → 2007-11-13 · 3 obs
● 2007-11-13 06:08:58
○ 2015-08-10 03:28:10
○ 2026-03-27 23:58:40
●A219.94.210.32015-08-10 → 2026-03-27 · 3 obs
○ 2007-11-13 06:08:58
● 2015-08-10 03:28:10
● 2026-03-27 23:58:40
●A2403:3a00:106:2:219:94:210:32018-08-03 → 2026-03-27 · 3 obs
○ 2015-08-10 03:28:10
● 2018-08-03 19:07:48
● 2026-03-27 23:58:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...-
ws21nen.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:61.211.236.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ws21nen.com (unsigned zone)

⏱️ Timing

Total: 402ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.210.3
AAAA12403:3a00:106:2:219:94:210:3
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1ws21nen.com (pri: 10)
TXT2v=spf1 a:www240b.sakura.ne.jp mx ~all, google-site-verification=_RMPECFbSbLwShb
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Hierarchy

ws21nen.com is the parent of www.ws21nen.com.

Mail Server Role

ws21nen.com serves as the mail server for ws21nen.com.

IP Addresses

ws21nen.com points to two IPs: 2403:3a00:106:2:219:94:210:3 and 219.94.210.3.

Other host names, for instance 3.210.94.219.static.www240b.sakura.ne.jp, share IP numbers with ws21nen.com.

Name Servers

ws21nen.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

ws21nen.com at least partially shares name servers with other domains, including yamo.jp, sango-kg.sakura.ne.jp, addli.sakura.ne.jp, kateikagaku.co.jp and daitoukaken.com.

These name servers are often used together with dns.sakura.ad.jp.

Hostnames with a single IP:

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

A single mail server handles ws21nen.com.

ws21nen.com points to two IPs: 2403:3a00:106:2:219:94:210:3 and 219.94.210.3.