b-choice.jp - robtex.com
b-choice.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.159.99.224🇺🇸 Amazon13.158.0.0/15 EC2 NRT prefix | ||||||
| PTR | ec2-13-159-99-224.ap-northeast-1.compute.amazonaws.com | ||||||
| A | 18.182.172.231🇯🇵 Amazon18.182.0.0/16 EC2 NRT prefix | ||||||
| NS | ns-1060.awsdns-04.org ⭐ | ||||||
| A | 2600:9000:5304:2400::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1060.awsdns-04.org | ||||||
| A | 205.251.196.36🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1060.awsdns-04.org | ||||||
| NS | ns-1539.awsdns-00.co.uk | ||||||
| A | 2600:9000:5306:300::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1539.awsdns-00.co.uk | ||||||
| A | 205.251.198.3🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1539.awsdns-00.co.uk | ||||||
| NS | ns-217.awsdns-27.com | ||||||
| A | 2600:9000:5300:d900::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-217.awsdns-27.com | ||||||
| A | 205.251.192.217🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-217.awsdns-27.com | ||||||
| NS | ns-817.awsdns-38.net | ||||||
| A | 2600:9000:5303:3100::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-817.awsdns-38.net | ||||||
| A | 205.251.195.49🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-817.awsdns-38.net | ||||||
| SOA | ns-1060.awsdns-04.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1776069002 | ||||||
Same first word
DNS History
8 records (6 active, 2 former)
●NSns-1060.awsdns-04.org2026-02-22 → 2026-04-13 · 2 obs
● 2026-04-13 08:43:42
●NSns-1539.awsdns-00.co.uk2026-02-22 → 2026-04-13 · 2 obs
● 2026-04-13 08:43:42
●NSns-217.awsdns-27.com2026-02-22 → 2026-04-13 · 2 obs
● 2026-04-13 08:43:42
●NSns-817.awsdns-38.net2026-02-22 → 2026-04-13 · 2 obs
● 2026-04-13 08:43:42
●A13.159.99.2242026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 08:43:42
●A18.182.172.2312026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 08:43:42
○A3.115.187.282026-02-22 → 2026-02-22 · 2 obs
○ 2026-04-13 08:43:42
○A54.95.97.2422026-02-22 → 2026-02-22 · 2 obs
○ 2026-04-13 08:43:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| b-choice.jp | ns-217.awsdns-27.com, ns-817.awsdns-38.net, ns-1060.awsdns-04.org, ns-1539.awsdns-00.co.uk | - |
✅ Authoritative Response
Server:205.251.192.217
NS records: ns-217.awsdns-27.com, ns-817.awsdns-38.net, ns-1060.awsdns-04.org, ns-1539.awsdns-00.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b-choice.jp (unsigned zone)
⏱️ Timing
Total: 927ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 18.182.172.231, 13.159.99.224 |
| NS | 4 | ns-1060.awsdns-04.org, ns-1539.awsdns-00.co.uk... |
| SOA | 1 | ns-1060.awsdns-04.org awsdns-hostmaster. |
Analysis
IP Addresses
b-choice.jp resolves to two IP numbers: 13.159.99.224 and 18.182.172.231.
Name Servers
b-choice.jp's delegation is handled by four name servers: ns-217.awsdns-27.com, ns-817.awsdns-38.net, ns-1060.awsdns-04.org and ns-1539.awsdns-00.co.uk.
b-choice.jp partially shares name servers with other domains; examples include flyerdirector.com, plug2pay.com, bayer.cibo.tech, betbarter.space and immobilierlyon.com.
These name servers commonly accompany ns21.didomains.com, ns22.didomains.com, ns21.didomains.net and ns22.didomains.net.
Host names with two IPs:
ns-217.awsdns-27.com points to 2600:9000:5300:d900::1 and 205.251.192.217
ns-817.awsdns-38.net points to 2600:9000:5303:3100::1 and 205.251.195.49
ns-1060.awsdns-04.org points to 2600:9000:5304:2400::1 and 205.251.196.36
ns-1539.awsdns-00.co.uk points to 2600:9000:5306:300::1 and 205.251.198.3