`buptlib.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:d510^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3dbf^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.61.191^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.16^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`irma.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`irma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`irma.ns.cloudflare.com`
		A	108.162.192.166^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
		A	172.64.32.166^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
		A	173.245.58.166^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`irma.ns.cloudflare.com`
NS	`jake.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jake.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jake.ns.cloudflare.com`
		A	108.162.193.122^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	172.64.33.122^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	173.245.59.122^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.61.191, 172.67.213.16
		IPv6 hints	2606:4700:3035::ac43:d510, 2606:4700:3037::6815:3dbf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOA	`irma.ns.cloudflare.com`dns@cloudflare.com serial=2404280746

`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.net`nstld@verisign-grs.com serial=1778802721

Same first word

buptlib.com

Similar names

builtbp.com

pbbuilt.com.au

DNS History

18 records (6 active, 12 former)

○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
○ 2026-05-15 00:07:44

○NSa.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
○ 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

○NSb.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
○ 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

●NSirma.ns.cloudflare.com2026-05-15 → 2026-05-15 · 3 obs

○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
● 2026-05-15 00:07:44

●NSjake.ns.cloudflare.com2026-05-15 → 2026-05-15 · 3 obs

○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
● 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

●A104.21.61.1912026-05-15 → 2026-05-15 · 3 obs

○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
● 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

●A172.67.213.162026-05-15 → 2026-05-15 · 3 obs

○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
● 2026-05-15 00:07:44

○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
○ 2026-05-15 00:07:44

○A210.36.19.2062015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 16:24:32
○ 2015-12-05 14:40:46
○ 2026-05-15 00:07:44

●A2606:4700:3035::ac43:d5102026-05-15 → 2026-05-15 · 3 obs

○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
● 2026-05-15 00:07:44

●A2606:4700:3037::6815:3dbf2026-05-15 → 2026-05-15 · 3 obs

○ 2026-04-29 20:54:50
● 2026-05-15 00:07:40
● 2026-05-15 00:07:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
buptlib.com	irma.ns.cloudflare.com, jake.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.122

NS records: irma.ns.cloudflare.com, jake.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buptlib.com (unsigned zone)

⏱️ Timing

Total: 197ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.61.191, 172.67.213.16`
AAAA	2	`2606:4700:3037::6815:3dbf, 2606:4700:3035::ac43:d510`
NS	2	`irma.ns.cloudflare.com, jake.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`irma.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (irma.ns.cloudflare.com, irma.ns.cloudflare.com, irma.ns.cloudflare.com...)

Analysis

IP Addresses

buptlib.com resolves to four IPs: 2606:4700:3035::ac43:d510, 2606:4700:3037::6815:3dbf, 104.21.61.191 and 172.67.213.16.

Other host names, for instance catdocs.net, voghel.com, www.fetbobba.net, app-empresas.click and turboenterprisedev.click share IP numbers with buptlib.com.

Name Servers

buptlib.com has two name servers: irma.ns.cloudflare.com and jake.ns.cloudflare.com.

buptlib.com shares the same name server setup as other domains, for example beatec.com.br, 6hsn.com, interactivegf.com, dbesttoys.com and elemrightplayce.store.

buptlib.com shares some name servers with other domains, for example simply-connect.de, mathbothero.com, dollysinteriors.co.uk, jokersluckyfruits.app and usdtkraken.vip.

These name servers are commonly used with the name servers nitin.ns.cloudflare.com.

Host names with six IP numbers: irma.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa6, 2803:f800:50::6ca2:c0a6, 2a06:98c1:50::ac40:20a6, 108.162.192.166, 172.64.32.166 and 173.245.58.166; jake.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7a, 2803:f800:50::6ca2:c17a, 2a06:98c1:50::ac40:217a, 108.162.193.122, 172.64.33.122 and 173.245.59.122.

buptlib.com - robtex.com

buptlib.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`buptlib.com`

`com`