ns1.nbtec.jp - robtex.com

ns1.nbtec.jp

DNSSEC⚠️ Not signed
A133.18.122.210🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc.
PTRsv.crowla.jp

nbtec.jp

DNSSEC⚠️ Not signed
A133.18.122.210🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc.
NSns1.crowla.jp
NSns2.crowla.jp
MXmail.nbtec.jp
TXTv=spf1 +a +mx +a:sv.crowla.jp -all
SOAns1.crowla.jpwebmaster@sarafie.co.jp 2026-04-06 #2

Same first word

Similar names

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpg.dns.jp, d.dns.jp, c.dns.jp, b.dns.jp...-
nbtec.jpns1.crowla.jp, ns2.crowla.jp2 records

✅ Authoritative Response

Server:133.18.122.210

NS records: ns1.crowla.jp, ns2.crowla.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nbtec.jp (unsigned zone)

⏱️ Timing

Total: 898ms | Queries: -

📄 Records

TypeCountSample Data
A1133.18.122.210

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

ns1.nbtec.jp points to a single IP number: 133.18.122.210.

other host names for instance sv.crowla.jp, ns1.soudan-center.com, ns2.vivant-kikkodai.com, nbtec.jp and yawataen.com share IP numbers with ns1.nbtec.jp.