`jmconcretebars.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:3032^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b28e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.50^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.142^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alberto.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c12^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c312^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alberto.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2312^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alberto.ns.cloudflare.com`
		A	108.162.195.18^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
		A	162.159.44.18^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
		A	172.64.35.18^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alberto.ns.cloudflare.com`
NS	`zariyah.ns.cloudflare.com`
		A	2606:4700:50::a29f:2648^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zariyah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c248^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zariyah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2248^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zariyah.ns.cloudflare.com`
		A	108.162.194.72^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zariyah.ns.cloudflare.com`
		A	162.159.38.72^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zariyah.ns.cloudflare.com`
		A	172.64.34.72^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zariyah.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.50, 172.67.178.142
		IPv6 hints	2606:4700:3035::6815:3032, 2606:4700:3037::ac43:b28e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=139, name=cloudflare-ech.com
SOA	`alberto.ns.cloudflare.com`dns@cloudflare.com serial=2403859861

`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=1778649796

Same first word

jmconcretebars.com

DNS History

11 records (6 active, 5 former)

●NSalberto.ns.cloudflare.com2026-04-20 → 2026-05-13 · 3 obs

○ 2018-01-27 19:37:36
● 2026-04-20 07:50:38
● 2026-05-13 05:24:18

○NSns29.domaincontrol.com2015-06-22 → 2018-01-27 · 4 obs

● 2015-06-22 03:11:22
● 2018-01-27 19:37:36
○ 2026-04-20 07:50:38
○ 2026-05-13 05:24:18

○NSns30.domaincontrol.com2015-06-22 → 2018-01-27 · 4 obs

● 2015-06-22 03:11:22
● 2018-01-27 19:37:36
○ 2026-04-20 07:50:38
○ 2026-05-13 05:24:18

●NSzariyah.ns.cloudflare.com2026-04-20 → 2026-05-13 · 3 obs

○ 2018-01-27 19:37:36
● 2026-04-20 07:50:38
● 2026-05-13 05:24:18

○MXmailstore1.secureserver.net2015-06-22 → 2018-01-27 · 4 obs

● 2015-06-22 03:11:22
● 2018-01-27 19:37:36
○ 2026-04-20 07:50:38
○ 2026-05-13 05:24:18

○MXsmtp.secureserver.net2015-06-22 → 2018-01-27 · 4 obs

● 2015-06-22 03:11:22
● 2018-01-27 19:37:36
○ 2026-04-20 07:50:38
○ 2026-05-13 05:24:18

●A104.21.48.502026-04-20 → 2026-05-13 · 3 obs

○ 2018-01-27 19:37:36
● 2026-04-20 07:50:38
● 2026-05-13 05:24:18

●A172.67.178.1422026-04-20 → 2026-05-13 · 3 obs

○ 2018-01-27 19:37:36
● 2026-04-20 07:50:38
● 2026-05-13 05:24:18

○A184.168.221.142015-06-22 → 2018-01-27 · 4 obs

● 2015-06-22 03:11:22
● 2018-01-27 19:37:36
○ 2026-04-20 07:50:38
○ 2026-05-13 05:24:18

●A2606:4700:3035::6815:30322026-04-20 → 2026-05-13 · 3 obs

○ 2018-01-27 19:37:36
● 2026-04-20 07:50:38
● 2026-05-13 05:24:18

●A2606:4700:3037::ac43:b28e2026-04-20 → 2026-05-13 · 3 obs

○ 2018-01-27 19:37:36
● 2026-04-20 07:50:38
● 2026-05-13 05:24:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
jmconcretebars.com	zariyah.ns.cloudflare.com, alberto.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.72

NS records: zariyah.ns.cloudflare.com, alberto.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jmconcretebars.com (unsigned zone)

⏱️ Timing

Total: 776ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.178.142, 104.21.48.50`
AAAA	2	`2606:4700:3035::6815:3032, 2606:4700:3037::ac43:b28e`
NS	2	`alberto.ns.cloudflare.com, zariyah.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alberto.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

jmconcretebars.com points to four IP numbers: 2606:4700:3035::6815:3032, 2606:4700:3037::ac43:b28e, 104.21.48.50 and 172.67.178.142.

For instance, other host names thebomber.it, pulibet818.com, chaseonlineaccess.chaseonlineaccesslogin.workers.dev, cswa.com and huggies-me.com share IP numbers with jmconcretebars.com.

Name Servers

jmconcretebars.com is delegated to two name servers: alberto.ns.cloudflare.com and zariyah.ns.cloudflare.com.

jmconcretebars.com uses the same name server setup as other domains such as g-link.net, ajhr.net, modeltrainheaven.com, aimpm.net and autoveenendaal.net.

jmconcretebars.com shares name servers with other domains at least partially, for example sanguoshashizhounian.com.cn, spvtoto.it.com, megatorrentbr.net, oyomuwa.top and kuytglin.bond.

These name servers are commonly used with malavika.ns.cloudflare.com, andy.ns.cloudflare.com and nelly.ns.cloudflare.com.

Host names with six IP numbers: host name alberto.ns.cloudflare.com points to: 2606:4700:58::a29f:2c12, 2803:f800:50::6ca2:c312, 2a06:98c1:50::ac40:2312, 108.162.195.18, 162.159.44.18 and 172.64.35.18; host name zariyah.ns.cloudflare.com points to: 2606:4700:50::a29f:2648, 2803:f800:50::6ca2:c248, 2a06:98c1:50::ac40:2248, 108.162.194.72, 162.159.38.72 and 172.64.34.72.

jmconcretebars.com - robtex.com