circular.vn - robtex.com
circular.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.248.196🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns-50.awsdns-06.com ⭐ | ||||||
| A | 2600:9000:5300:3200::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-50.awsdns-06.com | ||||||
| A | 205.251.192.50🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-50.awsdns-06.com | ||||||
| NS | ns-1323.awsdns-37.org | ||||||
| A | 2600:9000:5305:2b00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1323.awsdns-37.org | ||||||
| A | 205.251.197.43🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1323.awsdns-37.org | ||||||
| NS | ns-1578.awsdns-05.co.uk | ||||||
| A | 2600:9000:5306:2a00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1578.awsdns-05.co.uk | ||||||
| A | 205.251.198.42🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1578.awsdns-05.co.uk | ||||||
| NS | ns-760.awsdns-31.net | ||||||
| A | 2600:9000:5302:f800::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-760.awsdns-31.net | ||||||
| A | 205.251.194.248🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-760.awsdns-31.net | ||||||
| TXT | zalo-platform-site-verification=OC-y6RZB3J9PpwLbkBWWCpAjkWpUssfGD38m | ||||||
| SOA | ns-50.awsdns-06.comawsdns-hostmaster@amazon.com serial=1 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn 2031-09-14 #70 | ||||||
Subdomains
www.circular.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-1323.awsdns-37.org2026-05-01 → 2026-08-10 · 2 obs
● 2026-08-10 02:51:52
●NSns-1578.awsdns-05.co.uk2026-05-01 → 2026-08-10 · 2 obs
● 2026-08-10 02:51:52
●NSns-50.awsdns-06.com2026-05-01 → 2026-08-10 · 2 obs
● 2026-08-10 02:51:52
●NSns-760.awsdns-31.net2026-05-01 → 2026-08-10 · 2 obs
● 2026-08-10 02:51:52
●A45.252.248.1962026-05-01 → 2026-08-10 · 2 obs
● 2026-08-10 02:51:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, h.dns-servers.vn, c.dns-servers.vn, e.dns-servers.vn... | 15 records |
| circular.vn | ns-50.awsdns-06.com, ns-1578.awsdns-05.co.uk, ns-1323.awsdns-37.org, ns-760.awsdns-31.net | - |
✅ Authoritative Response
Server:205.251.192.50
NS records: ns-50.awsdns-06.com, ns-1578.awsdns-05.co.uk, ns-1323.awsdns-37.org, ns-760.awsdns-31.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for circular.vn (unsigned zone)
⏱️ Timing
Total: 933ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.248.196 |
| NS | 4 | ns-1323.awsdns-37.org, ns-1578.awsdns-05.co.uk... |
| TXT | 1 | zalo-platform-site-verification=OC-y6RZB |
| SOA | 1 | ns-50.awsdns-06.com awsdns-hostmaster.am |
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Analysis
Hierarchy
circular.vn serves as the parent of www.circular.vn.
IP Addresses
circular.vn points to a single IP number: 45.252.248.196.
www.circular.vn, api.note.tomodev.vn and www.api.note.tomodev.vn are examples of other host names that share IP numbers with circular.vn.
Name Servers
circular.vn has four authoritative name servers: ns-50.awsdns-06.com, ns-760.awsdns-31.net, ns-1323.awsdns-37.org and ns-1578.awsdns-05.co.uk.
circular.vn has at least partial name server overlap with other domains, such as howimpressive.com, d1gzvp2u2mvwo.cloudfront.net, filmfourproductions.com and two others.
These name servers tend to appear together with the name servers ns-584.awsdns-09.net, ns-1132.awsdns-13.org and ns-1687.awsdns-18.co.uk.
ns-50.awsdns-06.com, ns-760.awsdns-31.net, ns-1323.awsdns-37.org and ns-1578.awsdns-05.co.uk all point to exactly two IP numbers each: ns-50.awsdns-06.com → 205.251.192.50 and 2600:9000:5300:3200::1; ns-760.awsdns-31.net → 205.251.194.248 and 2600:9000:5302:f800::1; ns-1323.awsdns-37.org → 205.251.197.43 and 2600:9000:5305:2b00::1; ns-1578.awsdns-05.co.uk → 205.251.198.42 and 2600:9000:5306:2a00::1.