spec-corp.com - robtex.com

spec-corp.com

DNSSEC⚠️ Not signed
A153.120.128.241🇯🇵 SAKURA-A153.120.128.0/18 (3/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRtiger.holo.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
MXmail.spec-corp.com ⭐
A49.212.198.239🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2999.sakura.ne.jp
TXTv=spf1 a:www2999.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2025-03-31 #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=1784409267

Previously MX for

spec-corp.com

Subdomains

mail.spec-corp.com
www.spec-corp.com

Same first word

spec-corp.com

DNS History

7 records (5 active, 2 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXmail.spec-corp.comspec-corp.comA153.120.128.24149.212.198.239
●NSmaster.dns.ne.jp2015-06-05 → 2026-07-18 · 2 obs
● 2015-06-05 23:30:46
● 2026-07-18 21:18:54
●NSns1.dns.ne.jp2015-06-05 → 2026-07-18 · 2 obs
● 2015-06-05 23:30:46
● 2026-07-18 21:18:54
●NSns2.dns.ne.jp2015-06-05 → 2026-07-18 · 2 obs
● 2015-06-05 23:30:46
● 2026-07-18 21:18:54
●MXmail.spec-corp.com2026-02-16 → 2026-07-18 · 3 obs
○ 2017-02-10 07:28:06
● 2026-02-16 22:10:10
● 2026-07-18 21:18:54
○MXspec-corp.com2015-06-05 → 2017-02-10 · 4 obs
● 2015-06-05 23:30:46
● 2017-02-10 07:28:06
○ 2026-02-16 22:10:10
○ 2026-07-18 21:18:54
●A153.120.128.2412026-02-16 → 2026-07-18 · 3 obs
○ 2017-02-10 07:28:06
● 2026-02-16 22:10:10
● 2026-07-18 21:18:54
○A49.212.198.2392015-06-05 → 2017-02-10 · 4 obs
● 2015-06-05 23:30:46
● 2017-02-10 07:28:06
○ 2026-02-16 22:10:10
○ 2026-07-18 21:18:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
spec-corp.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 spec-corp.com (unsigned zone)

⏱️ Timing

Total: 537ms | Queries: -

📄 Records

TypeCountSample Data
A1153.120.128.241
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1mail.spec-corp.com (pri: 10)
TXT1v=spf1 a:www2999.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Hierarchy

spec-corp.com serves as the parent of mail.spec-corp.com and www.spec-corp.com.

IP Addresses

spec-corp.com has exactly one IP address — 153.120.128.241.

latina-inc.com, t-design.co.jp, www.flexible.co.jp plus two other host names have IP numbers in common with spec-corp.com.

Name Servers

spec-corp.com carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of spec-corp.com's name servers are shared with other domains, for example jjsplus.co.jp, meibolist.com, makura-soft.com and two more.

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

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 — each hostname maps to exactly one IP address.

Mail Servers

spec-corp.com uses one mail server — mail.spec-corp.com.

mail.spec-corp.com carries a single IP number, which is 49.212.198.239.