fworks.jp - robtex.com

fworks.jp

DNSSEC⚠️ Not signed
A49.212.180.105🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2695.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
MXfworks.jp ⭐
A49.212.180.105🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2695.sakura.ne.jp
TXTv=spf1 a:www2695.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2017-08-27 #12

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=1784395803

MX for

fworks.jp

Same first word

fworks.jp
fworks.az
fworks.com.br
fworks.co.jp

Similar names

wforks.com
workfs.com
sfwork.org
worksf.com
fswork.net
sfwork.com

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpns3.sphere.ad.jpns4.sphere.ad.jpMXfworks.jpA49.212.180.105119.245.148.177
●NSmaster.dns.ne.jp2026-06-01 → 2026-07-18 · 3 obs
○ 2017-03-25 15:49:18
● 2026-06-01 14:07:20
● 2026-07-18 17:41:32
●NSns1.dns.ne.jp2026-06-01 → 2026-07-18 · 3 obs
○ 2017-03-25 15:49:18
● 2026-06-01 14:07:20
● 2026-07-18 17:41:32
●NSns2.dns.ne.jp2026-06-01 → 2026-07-18 · 3 obs
○ 2017-03-25 15:49:18
● 2026-06-01 14:07:20
● 2026-07-18 17:41:32
○NSns3.sphere.ad.jp2015-08-20 → 2017-03-25 · 4 obs
● 2015-08-20 08:15:02
● 2017-03-25 15:49:18
○ 2026-06-01 14:07:20
○ 2026-07-18 17:41:32
○NSns4.sphere.ad.jp2015-08-20 → 2017-03-25 · 4 obs
● 2015-08-20 08:15:02
● 2017-03-25 15:49:18
○ 2026-06-01 14:07:20
○ 2026-07-18 17:41:32
●MXfworks.jp2015-08-20 → 2026-07-18 · 2 obs
● 2015-08-20 08:15:02
● 2026-07-18 17:41:32
○A119.245.148.1772015-08-20 → 2017-03-25 · 4 obs
● 2015-08-20 08:15:02
● 2017-03-25 15:49:18
○ 2026-06-01 14:07:20
○ 2026-07-18 17:41:32
●A49.212.180.1052026-06-01 → 2026-07-18 · 3 obs
○ 2017-03-25 15:49:18
● 2026-06-01 14:07:20
● 2026-07-18 17:41:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jph.dns.jp, c.dns.jp, d.dns.jp, f.dns.jp...-
fworks.jpns1.dns.ne.jp, ns2.dns.ne.jp2 records

✅ 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 fworks.jp (unsigned zone)

⏱️ Timing

Total: 693ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.180.105
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1fworks.jp (pri: 10)
TXT1v=spf1 a:www2695.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)

Analysis

Mail Server Role

fworks.jp is listed as a mail server for itself.

IP Addresses

fworks.jp resolves to one IP address: 49.212.180.105.

kmatechno.co.jp, gracenew.sakura.ne.jp, shintomi.net and two other host names share IP numbers with fworks.jp.

Name Servers

Three name servers are authoritative for fworks.jp: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of fworks.jp's name servers are shared with other domains, for example honkfunding.com, jbv.jp, fujimoto-f.sakura.ne.jp and two more.

These name servers tend to be used in conjunction with the name servers dns.sakura.ad.jp.

Three hostnames, one IP address apiece: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.

Mail Servers

Mail for fworks.jp is handled by one mail server — fworks.jp.

There is one IP number for fworks.jp: 49.212.180.105.