circle-ec.jp - robtex.com
circle-ec.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.181.18.153🇯🇵 Amazon18.180.0.0/15 EC2 NRT prefix | ||||||
| PTR | ec2-18-181-18-153.ap-northeast-1.compute.amazonaws.com | ||||||
| A | 52.195.251.177🇯🇵 Amazon52.194.0.0/15 EC2 NRT prefix | ||||||
| NS | ns-1337.awsdns-39.org ⭐ | ||||||
| A | 2600:9000:5305:3900::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1337.awsdns-39.org | ||||||
| A | 205.251.197.57🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1337.awsdns-39.org | ||||||
| NS | ns-1582.awsdns-05.co.uk | ||||||
| A | 2600:9000:5306:2e00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1582.awsdns-05.co.uk | ||||||
| A | 205.251.198.46🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1582.awsdns-05.co.uk | ||||||
| NS | ns-171.awsdns-21.com | ||||||
| A | 2600:9000:5300:ab00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-171.awsdns-21.com | ||||||
| A | 205.251.192.171🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-171.awsdns-21.com | ||||||
| NS | ns-629.awsdns-14.net | ||||||
| A | 2600:9000:5302:7500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-629.awsdns-14.net | ||||||
| A | 205.251.194.117🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-629.awsdns-14.net | ||||||
| SOA | ns-1337.awsdns-39.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=1771290902 | ||||||
DNS History
6 records (6 active, 0 former)
●NSns-1337.awsdns-39.org2026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 11:09:56
●NSns-1582.awsdns-05.co.uk2026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 11:09:56
●NSns-171.awsdns-21.com2026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 11:09:56
●NSns-629.awsdns-14.net2026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 11:09:56
●A18.181.18.1532026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 11:09:56
●A52.195.251.1772026-03-09 → 2026-03-09 · 2 obs
● 2026-03-09 11:09:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | h.dns.jp, b.dns.jp, d.dns.jp, e.dns.jp... | - |
| circle-ec.jp | ns-1582.awsdns-05.co.uk, ns-1337.awsdns-39.org, ns-171.awsdns-21.com, ns-629.awsdns-14.net | - |
✅ Authoritative Response
Server: 205.251.198.46
NS records: ns-1582.awsdns-05.co.uk, ns-1337.awsdns-39.org, ns-171.awsdns-21.com, ns-629.awsdns-14.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for circle-ec.jp (unsigned zone)
⏱️ Timing
Total: 549ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 52.195.251.177, 18.181.18.153 |
| NS | 4 | ns-1337.awsdns-39.org, ns-1582.awsdns-05.co.uk... |
| SOA | 1 | ns-1337.awsdns-39.org awsdns-hostmaster. |
Analysis
IP Addresses
circle-ec.jp has two IP numbers: 18.181.18.153 and 52.195.251.177.
Other host names, for instance risehome-estate.com, itami-juken.com, smile-realestate.jp, kanayama-ielove.jp and suns180.com share IP numbers with circle-ec.jp.
Name Servers
circle-ec.jp delegates to four name servers: ns-171.awsdns-21.com, ns-629.awsdns-14.net, ns-1337.awsdns-39.org and ns-1582.awsdns-05.co.uk.
circle-ec.jp at least partially shares name servers with other domains, including d2p80f3db5lo39.cloudfront.net, bazdns.com, interaktives-expose.com, eastaldinefalcons.com and redbookasiapacific.com.
These name servers are commonly used together with the name servers ns-13.awsdns-01.com, ns-607.awsdns-11.net, ns-1517.awsdns-61.org and ns-1710.awsdns-21.co.uk.
Host names with two IP numbers: ns-171.awsdns-21.com points to 2600:9000:5300:ab00::1 and 205.251.192.171; ns-629.awsdns-14.net points to 2600:9000:5302:7500::1 and 205.251.194.117; ns-1337.awsdns-39.org points to 2600:9000:5305:3900::1 and 205.251.197.57; ns-1582.awsdns-05.co.uk points to 2600:9000:5306:2e00::1 and 205.251.198.46.