`sierraknowledge.com`

DNSSEC	⚠️ Not signed
A	213.205.84.210^{🇵🇹 EUNETPT213.205.64.0/19 NOS COMUNICACOES S.A.}
		PTR	`213-205-84-210.static.net.novis.pt`
NS	`ns1.sooma.com` ⭐
		A	213.205.79.81^{🇵🇹 EUNETPT213.205.64.0/19 NOS COMUNICACOES S.A.}
			PTR	`213-205-79-81.net.static.novis.pt`
NS	`ns2.sooma.com`
		A	2a0b:1640:1:1:1:1:1adf:4063^{🇧🇬 Publicloud2a0b:1640:1::/48 PubliCloud}
			PTR	`ns2.sooma.com`
		A	185.206.180.86^{🇩🇪 Publicloud185.206.180.0/24 PubliCloud}
			PTR	`ns2.sooma.com`
MX	`smtp.novis.pt` ⭐
SOA	`ns1.sooma.com`ajuda@sooma.pt 2024-02-21 #1

`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=1771291435

Same first word

sierraknowledge.com

DNS History

6 records (4 active, 2 former)

○NSns1.novis.pt2018-01-25 → 2018-01-25 · 2 obs

● 2018-01-25 22:05:58
○ 2026-02-25 19:17:52

●NSns1.sooma.com2026-02-25 → 2026-02-25 · 2 obs

○ 2018-01-25 22:05:58
● 2026-02-25 19:17:52

○NSns2.novis.pt2018-01-25 → 2018-01-25 · 2 obs

● 2018-01-25 22:05:58
○ 2026-02-25 19:17:52

●NSns2.sooma.com2026-02-25 → 2026-02-25 · 2 obs

○ 2018-01-25 22:05:58
● 2026-02-25 19:17:52

●MXsmtp.novis.pt2018-01-25 → 2026-02-25 · 2 obs

● 2018-01-25 22:05:58
● 2026-02-25 19:17:52

●A213.205.84.2102018-01-25 → 2026-02-25 · 2 obs

● 2018-01-25 22:05:58
● 2026-02-25 19:17:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
sierraknowledge.com	ns1.sooma.com, ns2.sooma.com	3 records

✅ Authoritative Response

Server: 185.206.180.86

NS records: ns1.sooma.com, ns2.sooma.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sierraknowledge.com (unsigned zone)

⏱️ Timing

Total: 747ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.205.84.210`
NS	2	`ns2.sooma.com, ns1.sooma.com`
MX	1	`smtp.novis.pt (pri: 10)`
SOA	1	`ns1.sooma.com ajuda.sooma.pt`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.sooma.com, ns2.sooma.com, ns2.sooma.com)

AI analysis

sierraknowledge.com points to a single IP number: 213.205.84.210.

Other host names, for instance 213-205-84-210.net.novis.pt and 213-205-84-210.static.net.novis.pt, share IP numbers with sierraknowledge.com.

sierraknowledge.com is delegated to two name servers: ns1.sooma.com and ns2.sooma.com.

sierraknowledge.com uses the same name server setup as other domains, for instance wortenresolve.com, gandras.pt, noteit.pt, solaris.pt and qavb.com.

sierraknowledge.com shares name servers with other domains at least partially, for instance cartaoblue.com, millenniumnet.us, bcpinvestimento.pt, mileniumbcp.net and millenniumbcp.com.my.

these name servers are often used with ns1.servibanca.pt, ns.servibanca.pt and ns2.webside.pt.

Host names with two IPs:

ns2.sooma.com points to: 2a0b:1640:1:1:1:1:1adf:4063 and 185.206.180.86.

Host names with one IP:

ns1.sooma.com points to: 213.205.79.81.

The mail server for sierraknowledge.com is smtp.novis.pt.

sierraknowledge.com shares the same mail server setup as other domains, including olympo.net, tug.com.pt, creator.pt, enologoonline.pt and cartaopresentesonae.com.

sierraknowledge.com shares some mail servers with other domains, including mibel.pt, finantia.es, urbanfit.pt, shimaseiki.pt and finantianet.com.

These mail servers are commonly used together with mxh.eu.mpssec.net, mxi.eu.mpssec.net and relay.net4b.pt.

sierraknowledge.com - robtex.com