ulibrary.net - robtex.com
ulibrary.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.68.64.4🇬🇧 IONOS-AS77.68.0.0/17 Fasthosts Internet Ltd | ||||||
| PTR | server77-68-64-4.fasthosts.net.uk | ||||||
| NS | ns1-07.azure-dns.com ⭐ | ||||||
| A | 2603:1061:0:700::7🇺🇸 Microsoft2603:1000::/25 MICROSOFT | ||||||
| PTR | ns1-07.azure-dns.com | ||||||
| A | 13.107.236.7🇺🇸 Microsoft13.104.0.0/14 MICROSOFT | ||||||
| PTR | ns1-07.azure-dns.com | ||||||
| NS | ns2-07.azure-dns.net | ||||||
| A | 2620:1ec:8ec:700::7🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns2-07.azure-dns.net | ||||||
| A | 150.171.21.7🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| PTR | ns2-07.azure-dns.net | ||||||
| NS | ns3-07.azure-dns.org | ||||||
| A | 2a01:111:4000:700::7🇬🇧 Microsoft2a01:111:4000::/36 | ||||||
| PTR | ns3-07.azure-dns.org | ||||||
| A | 204.14.183.7🇺🇸 Microsoft204.14.180.0/22 | ||||||
| PTR | ns3-07.azure-dns.org | ||||||
| NS | ns4-07.azure-dns.info | ||||||
| A | 2620:1ec:bda:700::7🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| PTR | ns4-07.azure-dns.info | ||||||
| A | 208.84.5.7🇺🇸 Microsoft208.84.0.0/21 MICROSOFT | ||||||
| PTR | ns4-07.azure-dns.info | ||||||
| MX | mailserver.ulibrary.net ⭐ | ||||||
| A | 213.171.216.40🇬🇧 IONOS-AS213.171.192.0/19 Fasthosts Internet Ltd | ||||||
| TXT | v=spf1 mx a include:_spf.livemail.co.uk ~all | ||||||
| SOA | ns1-07.azure-dns.comazuredns-hostmaster@microsoft.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=1786255449 | ||||||
Same first word
ulibrary.net |
Similar names
DNS History
8 records (6 active, 2 former)
○NSdns19.hichina.com2015-07-19 → 2016-04-28 · 4 obs
● 2016-04-28 05:56:44
○ 2026-07-08 18:35:28
○ 2026-08-09 06:22:04
○NSdns20.hichina.com2015-07-19 → 2016-04-28 · 4 obs
● 2016-04-28 05:56:44
○ 2026-07-08 18:35:28
○ 2026-08-09 06:22:04
●NSns1-07.azure-dns.com2026-07-08 → 2026-08-09 · 3 obs
● 2026-07-08 18:35:28
● 2026-08-09 06:22:04
●NSns2-07.azure-dns.net2026-07-08 → 2026-08-09 · 3 obs
● 2026-07-08 18:35:28
● 2026-08-09 06:22:04
●NSns3-07.azure-dns.org2026-07-08 → 2026-08-09 · 3 obs
● 2026-07-08 18:35:28
● 2026-08-09 06:22:04
●NSns4-07.azure-dns.info2026-07-08 → 2026-08-09 · 3 obs
● 2026-07-08 18:35:28
● 2026-08-09 06:22:04
●MXmailserver.ulibrary.net2026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 06:22:04
●A77.68.64.42026-07-08 → 2026-08-09 · 2 obs
● 2026-08-09 06:22:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net... | - |
| ulibrary.net | ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info | 2 records |
✅ Authoritative Response
Server:13.107.236.7
NS records: ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org, ns4-07.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ulibrary.net (unsigned zone)
⏱️ Timing
Total: 1063ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.68.64.4 |
| NS | 4 | ns1-07.azure-dns.com, ns2-07.azure-dns.net... |
| MX | 1 | mailserver.ulibrary.net (pri: 10) |
| TXT | 1 | v=spf1 mx a include:_spf.livemail.co.uk |
| SOA | 1 | ns1-07.azure-dns.com azuredns-hostmaster |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2-07.azure-dns.net, ns2-07.azure-dns.net)
Analysis
IP Addresses
ulibrary.net directs to one IP number, which is 77.68.64.4.
Among the host names that share IP numbers with ulibrary.net are leicesterkickboxing.co.uk, gilberthorpe.net, mailserver.queensburykitchens.co.uk and two others.
Name Servers
The domain ulibrary.net is delegated to these four name servers: ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org.
There is at least partial name server overlap between ulibrary.net and other domains — swatchgroup.cz, ataldci.com.hk, tissot-watches.de and two more among them.
All four hostnames — ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org — resolve to two IP numbers apiece: ns1-07.azure-dns.com to 13.107.236.7 and 2603:1061:0:700::7; ns4-07.azure-dns.info to 208.84.5.7 and 2620:1ec:bda:700::7; ns2-07.azure-dns.net to 150.171.21.7 and 2620:1ec:8ec:700::7; ns3-07.azure-dns.org to 204.14.183.7 and 2a01:111:4000:700::7.
Mail Servers
ulibrary.net routes its mail through a single mail server, mailserver.ulibrary.net.
There is one IP number for mailserver.ulibrary.net: 213.171.216.40.