openlibraries.net - dns.ninja
openlibraries.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-786.awsdns-34.net ⭐ | ||||||
| A | 2600:9000:5303:1200::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-786.awsdns-34.net | ||||||
| A | 205.251.195.18🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-786.awsdns-34.net | ||||||
| NS | ns-1532.awsdns-63.org | ||||||
| A | 2600:9000:5305:fc00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1532.awsdns-63.org | ||||||
| A | 205.251.197.252🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1532.awsdns-63.org | ||||||
| NS | ns-1748.awsdns-26.co.uk | ||||||
| A | 2600:9000:5306:d400::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1748.awsdns-26.co.uk | ||||||
| A | 205.251.198.212🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1748.awsdns-26.co.uk | ||||||
| NS | ns-493.awsdns-61.com | ||||||
| A | 2600:9000:5301:ed00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-493.awsdns-61.com | ||||||
| A | 205.251.193.237🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-493.awsdns-61.com | ||||||
| SOA | ns-786.awsdns-34.netawsdns-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=1785446242 | ||||||
Subdomains
mail.openlibraries.net |
Same first word
openlibraries.online |
openlibraries.net |
openlibraries.com |
DNS History
8 records (4 active, 4 former)
●NSns-1532.awsdns-63.org2020-04-04 → 2026-07-30 · 3 obs
● 2020-04-04 02:12:26
● 2026-07-30 21:19:46
●NSns-1748.awsdns-26.co.uk2020-04-04 → 2026-07-30 · 3 obs
● 2020-04-04 02:12:26
● 2026-07-30 21:19:46
●NSns-493.awsdns-61.com2020-04-04 → 2026-07-30 · 3 obs
● 2020-04-04 02:12:26
● 2026-07-30 21:19:46
●NSns-786.awsdns-34.net2020-04-04 → 2026-07-30 · 3 obs
● 2020-04-04 02:12:26
● 2026-07-30 21:19:46
○NSns1.mediatemple.net2015-10-26 → 2017-04-10 · 4 obs
● 2017-04-10 09:51:34
○ 2020-04-04 02:12:26
○ 2026-07-30 21:19:46
○NSns2.mediatemple.net2015-10-26 → 2017-04-10 · 4 obs
● 2017-04-10 09:51:34
○ 2020-04-04 02:12:26
○ 2026-07-30 21:19:46
○MXmail.openlibraries.net2015-10-26 → 2017-04-10 · 4 obs
● 2017-04-10 09:51:34
○ 2020-04-04 02:12:26
○ 2026-07-30 21:19:46
○A205.186.187.2302015-10-26 → 2017-04-10 · 4 obs
● 2017-04-10 09:51:34
○ 2020-04-04 02:12:26
○ 2026-07-30 21:19:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | b.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net... | - |
| openlibraries.net | ns-493.awsdns-61.com, ns-786.awsdns-34.net, ns-1748.awsdns-26.co.uk, ns-1532.awsdns-63.org | 2 records |
✅ Authoritative Response
Server:205.251.198.212
NS records: ns-493.awsdns-61.com, ns-786.awsdns-34.net, ns-1748.awsdns-26.co.uk, ns-1532.awsdns-63.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openlibraries.net (unsigned zone)
⏱️ Timing
Total: 550ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1532.awsdns-63.org, ns-1748.awsdns-26.co.uk... |
| SOA | 1 | ns-786.awsdns-34.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-786.awsdns-34.net, ns-786.awsdns-34.net)
Analysis
Hierarchy
mail.openlibraries.net is a subdomain of openlibraries.net.
Name Servers
Four name servers handle the delegation for openlibraries.net: ns-493.awsdns-61.com, ns-786.awsdns-34.net, ns-1532.awsdns-63.org and ns-1748.awsdns-26.co.uk.
The name servers of openlibraries.net overlap at least partially with those of other domains — among them festivalofracing.com.au, alicanto.net, minamitane.org and two more.
Each of the four hosts ns-493.awsdns-61.com, ns-786.awsdns-34.net, ns-1532.awsdns-63.org and ns-1748.awsdns-26.co.uk has two IP addresses. ns-493.awsdns-61.com points to 205.251.193.237 and 2600:9000:5301:ed00::1. ns-786.awsdns-34.net points to 205.251.195.18 and 2600:9000:5303:1200::1. ns-1532.awsdns-63.org points to 205.251.197.252 and 2600:9000:5305:fc00::1. ns-1748.awsdns-26.co.uk points to 205.251.198.212 and 2600:9000:5306:d400::1.