buptlib.com - dns.ninja

buptlib.com

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSa1.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb1.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1783810260

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786637184

Same first word

buptlib.com

Similar names

builtbp.com
pbbuilt.com.au

DNS History

25 records (5 active, 20 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma1.share-dns.comb.share-dns.netb1.share-dns.neta6.share-dns.comb6.share-dns.netirma.ns.cloudflare.comjake.ns.cloudflare.comMXmxbiz1.qq.commxbiz2.qq.comA76.76.21.21104.21.61.191137.175.112.22137.175.112.23137.175.112.24172.67.213.16182.92.230.99188.114.96.0188.114.97.0210.36.19.2062606:4700:3035::ac43:d5102606:4700:3037::6815:3dbf2a06:98c1:3120::2a06:98c1:3121::
○NS(root)2015-08-23 → 2017-03-16 · 4 obs
● 2015-08-23 16:24:32
● 2017-03-16 03:49:34
○ 2026-03-03 03:47:10
○ 2026-08-13 16:20:52
●NSa.share-dns.com2026-03-03 → 2026-08-13 · 6 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
● 2026-08-13 16:20:50
● 2026-08-13 16:20:52
●NSa1.share-dns.com2026-08-13 → 2026-08-13 · 3 obs
○ 2026-05-15 00:07:40
● 2026-08-13 16:20:50
● 2026-08-13 16:20:52
○NSa6.share-dns.com2026-03-03 → 2026-04-29 · 5 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
○ 2026-08-13 16:20:52
●NSb.share-dns.net2026-03-03 → 2026-08-13 · 6 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
● 2026-08-13 16:20:50
● 2026-08-13 16:20:52
●NSb1.share-dns.net2026-08-13 → 2026-08-13 · 3 obs
○ 2026-05-15 00:07:40
● 2026-08-13 16:20:50
● 2026-08-13 16:20:52
○NSb6.share-dns.net2026-03-03 → 2026-04-29 · 5 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
○ 2026-08-13 16:20:52
○NSirma.ns.cloudflare.com2026-05-15 → 2026-05-15 · 4 obs
○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
○ 2026-08-13 16:20:50
○ 2026-08-13 16:20:52
○NSjake.ns.cloudflare.com2026-05-15 → 2026-05-15 · 4 obs
○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
○ 2026-08-13 16:20:50
○ 2026-08-13 16:20:52
○MXmxbiz1.qq.com2015-08-23 → 2017-03-16 · 4 obs
● 2015-08-23 16:24:32
● 2017-03-16 03:49:34
○ 2026-03-03 03:47:10
○ 2026-08-13 16:20:52
○MXmxbiz2.qq.com2015-08-23 → 2017-03-16 · 4 obs
● 2015-08-23 16:24:32
● 2017-03-16 03:49:34
○ 2026-03-03 03:47:10
○ 2026-08-13 16:20:52
○A104.21.61.1912026-05-15 → 2026-05-15 · 4 obs
○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
○ 2026-07-07 23:02:24
○ 2026-08-13 16:20:52
○A137.175.112.222026-03-03 → 2026-04-29 · 5 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
○ 2026-08-13 16:20:52
○A137.175.112.232026-03-03 → 2026-04-29 · 5 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
○ 2026-08-13 16:20:52
○A137.175.112.242026-03-03 → 2026-04-29 · 5 obs
○ 2017-03-16 03:49:34
● 2026-03-03 03:47:10
● 2026-04-29 20:54:50
○ 2026-05-15 00:07:40
○ 2026-08-13 16:20:52
○A172.67.213.162026-05-15 → 2026-05-15 · 4 obs
○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
○ 2026-07-07 23:02:24
○ 2026-08-13 16:20:52
○A182.92.230.992015-12-05 → 2017-03-16 · 5 obs
○ 2015-08-23 16:24:32
● 2015-12-05 14:40:46
● 2017-03-16 03:49:34
○ 2026-03-03 03:47:10
○ 2026-08-13 16:20:52
○A188.114.96.02026-07-07 → 2026-07-07 · 4 obs
○ 2026-05-15 00:07:40
● 2026-07-07 23:02:24
○ 2026-08-13 16:20:50
○ 2026-08-13 16:20:52
○A188.114.97.02026-07-07 → 2026-07-07 · 4 obs
○ 2026-05-15 00:07:40
● 2026-07-07 23:02:24
○ 2026-08-13 16:20:50
○ 2026-08-13 16:20:52
○A210.36.19.2062015-08-23 → 2015-08-23 · 3 obs
● 2015-08-23 16:24:32
○ 2015-12-05 14:40:46
○ 2026-08-13 16:20:52
○A2606:4700:3035::ac43:d5102026-05-15 → 2026-05-15 · 4 obs
○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
○ 2026-07-07 23:02:24
○ 2026-08-13 16:20:52
○A2606:4700:3037::6815:3dbf2026-05-15 → 2026-05-15 · 4 obs
○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
○ 2026-07-07 23:02:24
○ 2026-08-13 16:20:52
○A2a06:98c1:3120::2026-07-07 → 2026-07-07 · 4 obs
○ 2026-05-15 00:07:40
● 2026-07-07 23:02:24
○ 2026-08-13 16:20:50
○ 2026-08-13 16:20:52
○A2a06:98c1:3121::2026-07-07 → 2026-07-07 · 4 obs
○ 2026-05-15 00:07:40
● 2026-07-07 23:02:24
○ 2026-08-13 16:20:50
○ 2026-08-13 16:20:52
●A76.76.21.212026-08-13 → 2026-08-13 · 3 obs
○ 2026-07-07 23:02:24
● 2026-08-13 16:20:50
● 2026-08-13 16:20:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net...-
buptlib.comb1.share-dns.net, a1.share-dns.com1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b1.share-dns.net, a1.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buptlib.com (unsigned zone)

⏱️ Timing

Total: 293ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a1.share-dns.com)

Analysis

IP Addresses

buptlib.com directs to one IP number, which is 76.76.21.21.

Among the host names that share IP numbers with buptlib.com are www.very-pc.co.uk, livejukebox.cz, genea.eu and two others.

Name Servers

The domain buptlib.com is delegated to these four name servers: a1.share-dns.com, a.share-dns.com, b1.share-dns.net and b.share-dns.net.

buptlib.com partially shares its NS delegation with several other domains, including szhaha.com, 254577.com, chmcy.com and two others.

In DNS configurations, these name servers often share authority with a8.share-dns.com, b8.share-dns.net, a3.share-dns.com and 7 other name servers.

Each of a1.share-dns.com, a.share-dns.com, b1.share-dns.net and b.share-dns.net has a single IP address — a1.share-dns.com and a.share-dns.com direct to 172.64.53.25, and b1.share-dns.net and b.share-dns.net direct to 172.64.52.239.

The host names a1.share-dns.com and a.share-dns.com both resolve to 172.64.53.25 IP addresses.

The host names b1.share-dns.net and b.share-dns.net both resolve to 172.64.52.239 IP addresses.