is520.com - robtex.com
is520.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 43.207.175.147🇯🇵 Amazon43.206.0.0/15 EC2 NRT Prefix | ||||||
| PTR | ec2-43-207-175-147.ap-northeast-1.compute.amazonaws.com | ||||||
| NS | ns-1272.awsdns-31.org ⭐ | ||||||
| A | 2600:9000:5304:f800::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1272.awsdns-31.org | ||||||
| A | 205.251.196.248🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1272.awsdns-31.org | ||||||
| NS | ns-1839.awsdns-37.co.uk | ||||||
| A | 2600:9000:5307:2f00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1839.awsdns-37.co.uk | ||||||
| A | 205.251.199.47🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1839.awsdns-37.co.uk | ||||||
| NS | ns-198.awsdns-24.com | ||||||
| A | 2600:9000:5300:c600::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-198.awsdns-24.com | ||||||
| A | 205.251.192.198🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-198.awsdns-24.com | ||||||
| NS | ns-922.awsdns-51.net | ||||||
| A | 2600:9000:5303:9a00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-922.awsdns-51.net | ||||||
| A | 205.251.195.154🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-922.awsdns-51.net | ||||||
| TXT | google-site-verification=f1Q9dGV4wcsIY3bKJ4K4pUShyHS2WxkwQD3gj0jauX4 | ||||||
| SOA | ns-1272.awsdns-31.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776130282 | ||||||
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSns-1239.awsdns-26.org2015-05-24 → 2016-11-04 · 4 obs
● 2016-11-04 03:46:34
○ 2026-04-14 01:45:14
○ 2026-04-14 01:45:16
●NSns-1272.awsdns-31.org2026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 01:45:14
● 2026-04-14 01:45:16
●NSns-1839.awsdns-37.co.uk2026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 01:45:14
● 2026-04-14 01:45:16
●NSns-198.awsdns-24.com2026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 01:45:14
● 2026-04-14 01:45:16
○NSns-1986.awsdns-56.co.uk2015-05-24 → 2016-11-04 · 4 obs
● 2016-11-04 03:46:34
○ 2026-04-14 01:45:14
○ 2026-04-14 01:45:16
○NSns-3.awsdns-00.com2015-05-24 → 2016-11-04 · 4 obs
● 2016-11-04 03:46:34
○ 2026-04-14 01:45:14
○ 2026-04-14 01:45:16
○NSns-860.awsdns-43.net2015-05-24 → 2016-11-04 · 4 obs
● 2016-11-04 03:46:34
○ 2026-04-14 01:45:14
○ 2026-04-14 01:45:16
●NSns-922.awsdns-51.net2026-04-14 → 2026-04-14 · 3 obs
● 2026-04-14 01:45:14
● 2026-04-14 01:45:16
○MXis-ssqr.interserv.com.tw2015-05-24 → 2016-11-04 · 4 obs
● 2016-11-04 03:46:34
○ 2026-04-14 01:45:14
○ 2026-04-14 01:45:16
●A43.207.175.1472026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 01:45:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net... | - |
| is520.com | ns-198.awsdns-24.com, ns-922.awsdns-51.net, ns-1839.awsdns-37.co.uk, ns-1272.awsdns-31.org | 1 record |
✅ Authoritative Response
Server:205.251.195.154
NS records: ns-198.awsdns-24.com, ns-922.awsdns-51.net, ns-1839.awsdns-37.co.uk, ns-1272.awsdns-31.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for is520.com (unsigned zone)
⏱️ Timing
Total: 463ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 43.207.175.147 |
| NS | 4 | ns-1272.awsdns-31.org, ns-1839.awsdns-37.co.uk... |
| TXT | 1 | google-site-verification=f1Q9dGV4wcsIY3b |
| SOA | 1 | ns-1272.awsdns-31.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-198.awsdns-24.com)
Analysis
IP Addresses
is520.com resolves to a single IP: 43.207.175.147.
Name Servers
is520.com is delegated to four name servers: ns-198.awsdns-24.com, ns-922.awsdns-51.net, ns-1272.awsdns-31.org and ns-1839.awsdns-37.co.uk.
is520.com shares some name servers with other domains, for example teamhot.com, babbagetc.com, electcharleyjackson.com, wallyheat.com and therugbymagazine.com.
These name servers are commonly used with the name servers ns-1896.awsdns-45.co.uk.
Host names with two IP numbers
Two IPs per host:
ns-198.awsdns-24.com points to 2600:9000:5300:c600::1 and 205.251.192.198
ns-922.awsdns-51.net points to 2600:9000:5303:9a00::1 and 205.251.195.154
ns-1272.awsdns-31.org points to 2600:9000:5304:f800::1 and 205.251.196.248
ns-1839.awsdns-37.co.uk points to 2600:9000:5307:2f00::1 and 205.251.199.47