`spectrogroup.com`

DNSSEC	🔒 Signed (DS record present)
A	2a01:c8:100::54^{🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1}
		PTR	`cdn.perf1.com`
A	2a01:c8:101::55^{🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1}
A	2a09:35c0:102::56^{🇫🇷 NAMESHIELDGRP2a09:35c0:100::/40 NAMESHIELD ANYCAST1-2}
A	81.92.94.54^{🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1}
A	81.92.95.55^{🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1}
A	152.89.172.56^{🇫🇷 NAMESHIELDGRP152.89.172.0/23 NAMESHIELD ANYCAST1-2}
NS	`nsa.perf1.fr` ⭐
		A	2a01:c8:100::100^{🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1}
			PTR	`nsa.perf1.fr`
		A	81.92.94.100^{🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1}
			PTR	`nsa.perf1.fr`
NS	`nsb.perf1.com`
		A	2a01:c8:101::100^{🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1}
			PTR	`nsb.perf1.com`
		A	81.92.95.100^{🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1}
			PTR	`nsb.perf1.com`
NS	`nsc.perf1.com`
		A	2a09:35c0:102::100^{🇫🇷 NAMESHIELDGRP2a09:35c0:100::/40 NAMESHIELD ANYCAST1-2}
			PTR	`nsc.perf1.com`
		A	152.89.172.100^{🇫🇷 NAMESHIELDGRP152.89.172.0/23 NAMESHIELD ANYCAST1-2}
			PTR	`nsc.perf1.com`
TXT	`v=spf1 -all`
SOA	`nsa.perf1.fr`technical@nameshield.net 2026-04-23 #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=1777001731

Previously MX for

spectrogroup.com

Same first word

spectrogroup.net

spectrogroup.com

Similar names

spectorgroup.com

coregsupport.com

grupotecpros.com

DNS History

19 records (9 active, 10 former)

○NSns1.enduringhost.com2020-04-02 → 2020-04-02 · 4 obs

○ 2016-12-26 19:20:12
● 2020-04-02 23:57:10
○ 2026-03-04 05:01:32
○ 2026-04-24 03:57:42

○NSns1.gohsphere.com2015-06-11 → 2016-12-26 · 4 obs

● 2015-06-11 11:36:26
● 2016-12-26 19:20:12
○ 2020-04-02 23:57:10
○ 2026-04-24 03:57:42

○NSns2.enduringhost.com2020-04-02 → 2020-04-02 · 4 obs

○ 2016-12-26 19:20:12
● 2020-04-02 23:57:10
○ 2026-03-04 05:01:32
○ 2026-04-24 03:57:42

○NSns2.gohsphere.com2015-06-11 → 2016-12-26 · 4 obs

● 2015-06-11 11:36:26
● 2016-12-26 19:20:12
○ 2020-04-02 23:57:10
○ 2026-04-24 03:57:42

●NSnsa.perf1.fr2026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

○NSnsap.enduringhost.com2020-04-02 → 2020-04-02 · 4 obs

○ 2016-12-26 19:20:12
● 2020-04-02 23:57:10
○ 2026-03-04 05:01:32
○ 2026-04-24 03:57:42

●NSnsb.perf1.com2026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

●NSnsc.perf1.com2026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

○NSnseu.enduringhost.com2020-04-02 → 2020-04-02 · 4 obs

○ 2016-12-26 19:20:12
● 2020-04-02 23:57:10
○ 2026-03-04 05:01:32
○ 2026-04-24 03:57:42

○MXmail6.gohsphere.com2015-06-11 → 2016-12-26 · 4 obs

● 2015-06-11 11:36:26
● 2016-12-26 19:20:12
○ 2020-04-02 23:57:10
○ 2026-04-24 03:57:42

○MXspectrogroup.com2020-04-02 → 2020-04-02 · 4 obs

○ 2016-12-26 19:20:12
● 2020-04-02 23:57:10
○ 2026-03-04 05:01:32
○ 2026-04-24 03:57:42

●A152.89.172.562026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

○A173.0.142.1012015-06-11 → 2016-12-26 · 4 obs

● 2015-06-11 11:36:26
● 2016-12-26 19:20:12
○ 2020-04-02 23:57:10
○ 2026-04-24 03:57:42

○A216.158.67.1652020-04-02 → 2020-04-02 · 4 obs

○ 2016-12-26 19:20:12
● 2020-04-02 23:57:10
○ 2026-03-04 05:01:32
○ 2026-04-24 03:57:42

●A2a01:c8:100::542026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

●A2a01:c8:101::552026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

●A2a09:35c0:102::562026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

●A81.92.94.542026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

●A81.92.95.552026-03-04 → 2026-04-24 · 3 obs

○ 2020-04-02 23:57:10
● 2026-03-04 05:01:32
● 2026-04-24 03:57:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
spectrogroup.com	nsb.perf1.com, nsc.perf1.com, nsa.perf1.fr	4 records

✅ Authoritative Response

Server:152.89.172.100

NS records: nsb.perf1.com, nsc.perf1.com, nsa.perf1.fr

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 811ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`81.92.94.54, 81.92.95.55...`
AAAA	3	`2a01:c8:101::55, 2a01:c8:100::54...`
NS	3	`nsb.perf1.com, nsa.perf1.fr...`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`nsa.perf1.fr technical.nameshield.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (nsb.perf1.com, nsb.perf1.com, nsc.perf1.com...)

Analysis

IP Addresses

spectrogroup.com points to six IP numbers: 2a01:c8:100::54, 2a01:c8:101::55, 2a09:35c0:102::56, 81.92.94.54, 81.92.95.55 and 152.89.172.56.

other host names include blueline-guinee.com, virbac.com.br, exensor.se, bdform.net and midas.sn; they share IP numbers with spectrogroup.com.

Name Servers

spectrogroup.com is delegated to three name servers nsb.perf1.com, nsc.perf1.com and nsa.perf1.fr.

spectrogroup.com at least partially shares name servers with other domains, for instance bioderma.be, cyber.gouv.fr, bollore-finrevoux.com, alstom.fr and lagostina.at.

these name servers are commonly used alongside the name servers ns0.infravesi.com, ns1.infravesi.com, nsz.perf1.com, nsz.perf1.fr, a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.fr and ns.hermesworld.com.

Host names with two IP numbers:

nsb.perf1.com points to 2a01:c8:101::100 and 81.92.95.100; nsc.perf1.com points to 2a09:35c0:102::100 and 152.89.172.100; nsa.perf1.fr points to 2a01:c8:100::100 and 81.92.94.100.

spectrogroup.com - robtex.com