ywsys.net - robtex.com
ywsys.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-29.awsdns-03.com ⭐ | ||||||
| A | 2600:9000:5300:1d00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-29.awsdns-03.com | ||||||
| A | 205.251.192.29🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-29.awsdns-03.com | ||||||
| NS | ns-1342.awsdns-39.org | ||||||
| A | 2600:9000:5305:3e00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1342.awsdns-39.org | ||||||
| A | 205.251.197.62🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1342.awsdns-39.org | ||||||
| NS | ns-1996.awsdns-57.co.uk | ||||||
| A | 2600:9000:5307:cc00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1996.awsdns-57.co.uk | ||||||
| A | 205.251.199.204🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1996.awsdns-57.co.uk | ||||||
| NS | ns-670.awsdns-19.net | ||||||
| A | 2600:9000:5302:9e00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-670.awsdns-19.net | ||||||
| A | 205.251.194.158🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-670.awsdns-19.net | ||||||
| SOA | ns-29.awsdns-03.comawsdns-hostmaster@amazon.com serial=1 | ||||||
net
| 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=1771291465 | ||||||
Same first word
ywsys.net |
Similar names
swysy.com |
yyssw.com |
yswys.com |
sysyw.net |
syysw.com |
swyys.com |
wysys.com.cn |
syysw.cn |
wysys.cn |
wssyy.com |
wysys.com |
DNS History
9 records (4 active, 5 former)
●NSns-1342.awsdns-39.org2026-03-01 → 2026-03-23 · 3 obs
● 2026-03-01 02:04:40
● 2026-03-23 01:00:08
●NSns-1996.awsdns-57.co.uk2026-03-01 → 2026-03-23 · 3 obs
● 2026-03-01 02:04:40
● 2026-03-23 01:00:08
●NSns-29.awsdns-03.com2026-03-01 → 2026-03-23 · 3 obs
● 2026-03-01 02:04:40
● 2026-03-23 01:00:08
●NSns-670.awsdns-19.net2026-03-01 → 2026-03-23 · 3 obs
● 2026-03-01 02:04:40
● 2026-03-23 01:00:08
○NSns.mailplug.com2017-01-04 → 2017-11-12 · 4 obs
● 2017-11-12 06:44:20
○ 2026-03-01 02:04:40
○ 2026-03-23 01:00:08
○NSns2.mailplug.com2017-01-04 → 2017-11-12 · 4 obs
● 2017-11-12 06:44:20
○ 2026-03-01 02:04:40
○ 2026-03-23 01:00:08
○MXm101.mailplug.co.kr2017-01-04 → 2017-11-12 · 4 obs
● 2017-11-12 06:44:20
○ 2026-03-01 02:04:40
○ 2026-03-23 01:00:08
○A14.63.167.1832017-11-12 → 2017-11-12 · 4 obs
● 2017-11-12 06:44:20
○ 2026-03-01 02:04:40
○ 2026-03-23 01:00:08
○A180.210.34.472017-01-04 → 2017-01-04 · 3 obs
○ 2017-11-12 06:44:20
○ 2026-03-23 01:00:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | l.gtld-servers.net, i.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net... | - |
| ywsys.net | ns-29.awsdns-03.com, ns-670.awsdns-19.net, ns-1342.awsdns-39.org, ns-1996.awsdns-57.co.uk | 1 record |
✅ Authoritative Response
Server:205.251.197.62
NS records: ns-29.awsdns-03.com, ns-670.awsdns-19.net, ns-1342.awsdns-39.org, ns-1996.awsdns-57.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ywsys.net (unsigned zone)
⏱️ Timing
Total: 320ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1342.awsdns-39.org, ns-1996.awsdns-57.co.uk... |
| SOA | 1 | ns-29.awsdns-03.com awsdns-hostmaster.am |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-670.awsdns-19.net)
Analysis
Name Servers
ywsys.net delegates to four name servers: ns-29.awsdns-03.com, ns-670.awsdns-19.net, ns-1342.awsdns-39.org and ns-1996.awsdns-57.co.uk.
ywsys.net at least partially shares name servers with other domains, for instance archivall.com, everything2.com, blanche-bradburry.com, vikingoceancruises.com and bookielts.com.
These name servers are commonly used alongside ns-270.awsdns-33.com, ns-1409.awsdns-48.org and ns-1588.awsdns-06.co.uk.
Host names with two IP numbers: ns-29.awsdns-03.com points to 2600:9000:5300:1d00::1 and 205.251.192.29; ns-670.awsdns-19.net points to 2600:9000:5302:9e00::1 and 205.251.194.158; ns-1342.awsdns-39.org points to 2600:9000:5305:3e00::1 and 205.251.197.62; ns-1996.awsdns-57.co.uk points to 2600:9000:5307:cc00::1 and 205.251.199.204.