1cs-build.jp - robtex.com

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1cs-build.jp

DNSSEC⚠️ Not signed
A18.173.219.35🇺🇸 Amazon
PTRserver-18-173-219-35.jfk52.r.cloudfront.net
A18.173.219.57🇺🇸 Amazon
A18.173.219.123🇺🇸 Amazon
A18.173.219.125🇺🇸 Amazon
NSns-376.awsdns-47.com ⭐
A2600:9000:5301:7800::1🇺🇸 Amazon
PTRns-376.awsdns-47.com
A205.251.193.120🇺🇸 Amazon
PTRns-376.awsdns-47.com
NSns-1381.awsdns-44.org
A2600:9000:5305:6500::1🇺🇸 Amazon
PTRns-1381.awsdns-44.org
A205.251.197.101🇺🇸 Amazon
PTRns-1381.awsdns-44.org
NSns-1779.awsdns-30.co.uk
A2600:9000:5306:f300::1🇺🇸 Amazon
PTRns-1779.awsdns-30.co.uk
A205.251.198.243🇺🇸 Amazon
PTRns-1779.awsdns-30.co.uk
NSns-577.awsdns-08.net
A2600:9000:5302:4100::1🇺🇸 Amazon
PTRns-577.awsdns-08.net
A205.251.194.65🇺🇸 Amazon
PTRns-577.awsdns-08.net
SOAns-376.awsdns-47.comawsdns-hostmaster@amazon.com serial=1

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=1770992102

Same first word

1cs-build.jp

DNS History

12 records (8 active, 4 former)

NSns-1381.awsdns-44.orgns-1779.awsdns-30.co.ukns-376.awsdns-47.comns-577.awsdns-08.netA18.173.219.12318.173.219.12518.173.219.3518.173.219.5752.85.193.4852.85.193.6352.85.193.7152.85.193.90
●NSns-1381.awsdns-44.org2026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●NSns-1779.awsdns-30.co.uk2026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●NSns-376.awsdns-47.com2026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●NSns-577.awsdns-08.net2026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●A18.173.219.1232026-02-15 → 2026-02-15 · 2 obs
○ 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●A18.173.219.1252026-02-15 → 2026-02-15 · 2 obs
○ 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●A18.173.219.352026-02-15 → 2026-02-15 · 2 obs
○ 2026-02-15 17:42:54
● 2026-02-15 20:23:54
●A18.173.219.572026-02-15 → 2026-02-15 · 2 obs
○ 2026-02-15 17:42:54
● 2026-02-15 20:23:54
○A52.85.193.482026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
○ 2026-02-15 20:23:54
○A52.85.193.632026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
○ 2026-02-15 20:23:54
○A52.85.193.712026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
○ 2026-02-15 20:23:54
○A52.85.193.902026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 17:42:54
○ 2026-02-15 20:23:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
1cs-build.jpns-1381.awsdns-44.org, ns-577.awsdns-08.net, ns-376.awsdns-47.com, ns-1779.awsdns-30.co.uk-

✅ Authoritative Response

Server: 205.251.197.101

NS records: ns-1381.awsdns-44.org, ns-577.awsdns-08.net, ns-376.awsdns-47.com, ns-1779.awsdns-30.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1cs-build.jp (unsigned zone)

⏱️ Timing

Total: 50ms | Queries: -

📄 Records

TypeCountSample Data
A418.173.219.35, 18.173.219.125...
NS4ns-1381.awsdns-44.org, ns-1779.awsdns-30.co.uk...
SOA1ns-376.awsdns-47.com awsdns-hostmaster.a

AI analysis

1cs-build.jp maps to four IP numbers: 18.173.219.35, 18.173.219.57, 18.173.219.123 and 18.173.219.125.

Other host names, for instance orthosport.in, d1nbla5a2ul713.cloudfront.net, herniakailaj.com, edict.uninettuno.it and carteprepayeebmo.com share IP numbers with 1cs-build.jp.

1cs-build.jp is delegated to four name servers: ns-376.awsdns-47.com, ns-577.awsdns-08.net, ns-1381.awsdns-44.org and ns-1779.awsdns-30.co.uk.

1cs-build.jp at least partially shares name servers with other domains such as onthegosoft.com, minisetstore.be, 160.248.13.in-addr.arpa, pointautoradio.be and teacherio.com.

These name servers are commonly used alongside ns-751.awsdns-29.net, ns-1291.awsdns-33.org and ns-1833.awsdns-37.co.uk.

Host names with two IP numbers:

ns-376.awsdns-47.com points to 2600:9000:5301:7800::1 and 205.251.193.120

ns-577.awsdns-08.net points to 2600:9000:5302:4100::1 and 205.251.194.65

ns-1381.awsdns-44.org points to 2600:9000:5305:6500::1 and 205.251.197.101

ns-1779.awsdns-30.co.uk points to 2600:9000:5306:f300::1 and 205.251.198.243