`extromtechnology.com`

DNSSEC	⚠️ Not signed
A	45.55.107.236^{🇺🇸 DIGITALOCEAN45.55.104.0/22 DigitalOcean}
A	104.156.247.183^{🇺🇸 AS-VULTR104.156.240.0/21 Vultr Assigned Prefix}
A	108.61.89.136^{🇺🇸 AS-VULTR108.61.64.0/19 Vultr Assigned Prefix}
NS	`nsb1.hostnet.com.br` ⭐ ⚠️ Not in parent delegation
		A	2604:a880:1:20::23:a001^{🇺🇸 DIGITALOCEAN2604:a880:1::/48 DigitalOcean}
		A	138.68.200.41^{🇺🇸 DIGITALOCEAN138.68.200.0/22 DigitalOcean}
NS	`nsb1.k8.com.br` ⚠️ Not in zone NS records
		A	2604:a880:1:20::23:a001^{🇺🇸 DIGITALOCEAN2604:a880:1::/48 DigitalOcean}
		A	138.68.200.41^{🇺🇸 DIGITALOCEAN138.68.200.0/22 DigitalOcean}
NS	`nsb2.hostnet.com.br` ⚠️ Not in parent delegation
		A	2600:1f1e:f14:a800:5336:89de:e6f7:d668^{🇧🇷 Amazon2600:1f1e:c00::/38 AMAZON AWS}
		A	177.71.249.106^{🇧🇷 Amazon177.71.224.0/19 EC2 GRU prefix}
			PTR	`ec2-177-71-249-106.sa-east-1.compute.amazonaws.com`
NS	`nsb2.k8.com.br` ⚠️ Not in zone NS records
		A	2600:1f1e:f14:a800:5336:89de:e6f7:d668^{🇧🇷 Amazon2600:1f1e:c00::/38 AMAZON AWS}
		A	177.71.249.106^{🇧🇷 Amazon177.71.224.0/19 EC2 GRU prefix}
			PTR	`ec2-177-71-249-106.sa-east-1.compute.amazonaws.com`
NS	`nsb3.hostnet.com.br` ⚠️ Not in parent delegation
		A	2a03:b0c0:1:d0::fcd:3001^{🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean}
		A	68.183.254.209^{🇬🇧 DIGITALOCEAN68.183.252.0/22 DigitalOcean}
NS	`nsb3.k8.com.br` ⚠️ Not in zone NS records
		A	2a03:b0c0:1:d0::fcd:3001^{🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean}
		A	68.183.254.209^{🇬🇧 DIGITALOCEAN68.183.252.0/22 DigitalOcean}
NS	`nsb4.hostnet.com.br` ⚠️ Not in parent delegation
		A	2a05:d018:eef:900:396:630c:24b8:b3d1^{🇮🇪 Amazon2a05:d018:c00::/38 AMAZON AWS}
		A	79.125.120.36^{🇮🇪 Amazon79.125.0.0/17 EU AWS Dublin}
			PTR	`ec2-79-125-120-36.eu-west-1.compute.amazonaws.com`
NS	`nsb4.k8.com.br` ⚠️ Not in zone NS records
		A	2a05:d018:eef:900:396:630c:24b8:b3d1^{🇮🇪 Amazon2a05:d018:c00::/38 AMAZON AWS}
		A	79.125.120.36^{🇮🇪 Amazon79.125.0.0/17 EU AWS Dublin}
			PTR	`ec2-79-125-120-36.eu-west-1.compute.amazonaws.com`
NS	`nsb5.hostnet.com.br` ⚠️ Not in parent delegation
		A	2a03:b0c0:1:d0::fe4:4001^{🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean}
		A	143.198.242.209^{🇬🇧 DIGITALOCEAN143.198.240.0/22 DigitalOcean}
NS	`nsb5.k8.com.br` ⚠️ Not in zone NS records
		A	2a03:b0c0:1:d0::fe4:4001^{🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean}
		A	143.198.242.209^{🇬🇧 DIGITALOCEAN143.198.240.0/22 DigitalOcean}
NS	`nsb6.hostnet.com.br` ⚠️ Not in parent delegation
		A	2600:1f18:73e:d500:11bb:37da:a52f:bc15^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
		A	184.73.232.169^{🇺🇸 Amazon184.73.0.0/16 IAD prefix}
			PTR	`ec2-184-73-232-169.compute-1.amazonaws.com`
NS	`nsb6.k8.com.br` ⚠️ Not in zone NS records
		A	2600:1f18:73e:d500:11bb:37da:a52f:bc15^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
		A	184.73.232.169^{🇺🇸 Amazon184.73.0.0/16 IAD prefix}
			PTR	`ec2-184-73-232-169.compute-1.amazonaws.com`
MX	`smtpvin1.f1.k8.com.br` ⭐
		A	187.73.32.162^{🇧🇷 Digirati187.73.32.0/24 This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc@upx.com.br if you have any questions regarding this object.}
			PTR	`smtpvin1.f1.k8.com.br`
TXT	`v=spf1 a:mxv.f1.k8.com.br -all`
SOA	`nsb1.hostnet.com.br`dnsmasters@k8.com.br serial=108

`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=1786292134

⚠️ On DNS blocklist: tif

Subdomains

www.extromtechnology.com

Same first word

extromtechnology.com

DNS History

16 records (16 active, 0 former)

●NSnsb1.hostnet.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●NSnsb1.k8.com.br2026-04-04 → 2026-08-09 · 3 obs

○ 2017-09-22 15:15:22
● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●NSnsb2.hostnet.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●NSnsb2.k8.com.br2026-04-04 → 2026-08-09 · 3 obs

○ 2017-09-22 15:15:22
● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●NSnsb3.hostnet.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●NSnsb3.k8.com.br2026-04-04 → 2026-08-09 · 3 obs

○ 2017-09-22 15:15:22
● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●NSnsb4.hostnet.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●NSnsb4.k8.com.br2026-04-04 → 2026-08-09 · 3 obs

○ 2017-09-22 15:15:22
● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●NSnsb5.hostnet.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●NSnsb5.k8.com.br2026-04-04 → 2026-08-09 · 3 obs

○ 2017-09-22 15:15:22
● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●NSnsb6.hostnet.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●NSnsb6.k8.com.br2026-04-04 → 2026-08-09 · 3 obs

○ 2017-09-22 15:15:22
● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●MXsmtpvin1.f1.k8.com.br2017-09-22 → 2026-08-09 · 2 obs

● 2017-09-22 15:15:22
● 2026-08-09 16:30:20

●A104.156.247.1832026-04-04 → 2026-08-09 · 2 obs

● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●A108.61.89.1362026-04-04 → 2026-08-09 · 2 obs

● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

●A45.55.107.2362026-04-04 → 2026-08-09 · 2 obs

● 2026-04-04 12:18:02
● 2026-08-09 16:30:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net...	-
extromtechnology.com	nsb1.k8.com.br, nsb2.k8.com.br, nsb3.k8.com.br, nsb4.k8.com.br...	-

✅ Authoritative Response

Server:68.183.254.209

NS records: nsb1.k8.com.br, nsb2.k8.com.br, nsb3.k8.com.br, nsb4.k8.com.br, nsb5.k8.com.br, nsb6.k8.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for extromtechnology.com (unsigned zone)

⏱️ Timing

Total: 970ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`45.55.107.236, 104.156.247.183...`
NS	6	`nsb1.hostnet.com.br, nsb2.hostnet.com.br...`
MX	1	`smtpvin1.f1.k8.com.br (pri: 10)`
TXT	1	`v=spf1 a:mxv.f1.k8.com.br -all`
SOA	1	`nsb1.hostnet.com.br dnsmasters.k8.com.br`

Analysis

Hierarchy

www.extromtechnology.com is a subdomain of extromtechnology.com.

IP Addresses

extromtechnology.com has three IP addresses: 45.55.107.236, 104.156.247.183 and 108.61.89.136.

Among the host names that share IP numbers with extromtechnology.com are adelaideengler.com.br, redeart.com.br, atribunapiracicabana.com.br and two others.

Name Servers

DNS for extromtechnology.com is handled by 12 name servers: nsb1.hostnet.com.br, nsb2.hostnet.com.br, nsb3.hostnet.com.br and 9 others.

The name servers of extromtechnology.com overlap at least partially with those of other domains — among them leidainformatica.com, acosdiamante.com.br, previdencia.info and two more.

These name servers commonly appear in delegations together with nsb3.k8.com.br, nsb1.k8.com.br, nsb2.k8.com.br and 6 other.

Hosts with two IP numbers each:

nsb1.hostnet.com.br has two IP addresses: 138.68.200.41 and 2604:a880:1:20::23:a001.

nsb2.hostnet.com.br has two IP addresses: 177.71.249.106 and 2600:1f1e:f14:a800:5336:89de:e6f7:d668.

nsb3.hostnet.com.br has two IP addresses: 68.183.254.209 and 2a03:b0c0:1:d0::fcd:3001.

nsb4.hostnet.com.br has two IP addresses: 79.125.120.36 and 2a05:d018:eef:900:396:630c:24b8:b3d1.

nsb5.hostnet.com.br has two IP addresses: 143.198.242.209 and 2a03:b0c0:1:d0::fe4:4001.

nsb6.hostnet.com.br has two IP addresses: 184.73.232.169 and 2600:1f18:73e:d500:11bb:37da:a52f:bc15.

nsb1.k8.com.br has two IP addresses: 138.68.200.41 and 2604:a880:1:20::23:a001.

nsb2.k8.com.br has two IP addresses: 177.71.249.106 and 2600:1f1e:f14:a800:5336:89de:e6f7:d668.

nsb3.k8.com.br has two IP addresses: 68.183.254.209 and 2a03:b0c0:1:d0::fcd:3001.

nsb4.k8.com.br has two IP addresses: 79.125.120.36 and 2a05:d018:eef:900:396:630c:24b8:b3d1.

nsb5.k8.com.br has two IP addresses: 143.198.242.209 and 2a03:b0c0:1:d0::fe4:4001.

nsb6.k8.com.br has two IP addresses: 184.73.232.169 and 2600:1f18:73e:d500:11bb:37da:a52f:bc15.

Host names pointing to 2604:a880:1:20::23:a001 IP addresses: nsb1.hostnet.com.br and nsb1.k8.com.br.

Host names pointing to 138.68.200.41 IP addresses: nsb1.hostnet.com.br and nsb1.k8.com.br.

Host names pointing to 2600:1f1e:f14:a800:5336:89de:e6f7:d668 IP addresses: nsb2.hostnet.com.br and nsb2.k8.com.br.

Host names pointing to 177.71.249.106 IP addresses: nsb2.hostnet.com.br and nsb2.k8.com.br.

Host names pointing to 2a03:b0c0:1:d0::fcd:3001 IP addresses: nsb3.hostnet.com.br and nsb3.k8.com.br.

Host names pointing to 68.183.254.209 IP addresses: nsb3.hostnet.com.br and nsb3.k8.com.br.

Host names pointing to 2a05:d018:eef:900:396:630c:24b8:b3d1 IP addresses: nsb4.hostnet.com.br and nsb4.k8.com.br.

Host names pointing to 79.125.120.36 IP addresses: nsb4.hostnet.com.br and nsb4.k8.com.br.

Host names pointing to 2a03:b0c0:1:d0::fe4:4001 IP addresses: nsb5.hostnet.com.br and nsb5.k8.com.br.

Host names pointing to 143.198.242.209 IP addresses: nsb5.hostnet.com.br and nsb5.k8.com.br.

Host names pointing to 2600:1f18:73e:d500:11bb:37da:a52f:bc15 IP addresses: nsb6.hostnet.com.br and nsb6.k8.com.br.

Host names pointing to 184.73.232.169 IP addresses: nsb6.hostnet.com.br and nsb6.k8.com.br.

Mail Servers

extromtechnology.com routes its mail through a single mail server, smtpvin1.f1.k8.com.br.

extromtechnology.com has the same mail server arrangement as a number of other domains, for example alcalis.ind.br, pimentavirtual.com.br, fidam.com.br and two more.

extromtechnology.com shares at least some of its mail servers with other domains — for example wateraction.com.br, amazonaslocacoes.com.br, buran.com.br and two more.

smtpvin1.f1.k8.com.br has exactly one IP number: 187.73.32.162.

extromtechnology.com - robtex.com