updates.vrt.sourcefire.com - dns.ninja

`updates.vrt.sourcefire.com`

DNSSEC	⚠️ Not signed
A	2620:28:c000:0:aba:ca:daba:55^{🇺🇸 TALOS-552192620:28:c000::/48 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
		PTR	`updates.vrt.sourcefire.com`
A	198.148.79.55^{🇺🇸 TALOS-55219198.148.78.0/23 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
NS	`ns0.updates.vrt.sourcefire.com` ⭐
		A	2620:28:c000:23::71^{🇺🇸 TALOS-552192620:28:c000::/48 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
		A	198.148.79.71^{🇺🇸 TALOS-55219198.148.78.0/23 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
NS	`ns1a.vrt.sourcefire.com` ⚠️ Not in parent delegation
		A	2620:28:c000:0:aba:ca:daba:ee^{🇺🇸 TALOS-552192620:28:c000::/48 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
			PTR	`ns1a.vrt.sourcefire.com`
		A	198.148.79.38^{🇺🇸 TALOS-55219198.148.78.0/23 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
NS	`ns2a.vrt.sourcefire.com` ⚠️ Not in parent delegation
		A	2620:28:c000:0:aba:ca:daba:ef^{🇺🇸 TALOS-552192620:28:c000::/48 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
			PTR	`ns2a.vrt.sourcefire.com`
		A	198.148.79.39^{🇺🇸 TALOS-55219198.148.78.0/23 Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759}
NS	`ns3a.vrt.sourcefire.com` ⚠️ Not in parent delegation
		A	2620:121::aba:ca:daba:ef^{🇺🇸 TALOS-552192620:121::/48}
		A	172.110.204.39^{🇺🇸 TALOS-55219172.110.204.0/23}
NS	`ns4a.vrt.sourcefire.com` ⚠️ Not in parent delegation
		A	2620:121::aba:ca:daba:ee^{🇺🇸 TALOS-552192620:121::/48}
		A	172.110.204.38^{🇺🇸 TALOS-55219172.110.204.0/23}
SOA	`ns0.updates.vrt.sourcefire.com`root@updates.vrt.sourcefire.com 2016-04-04 #13

`vrt.sourcefire.com`

	DNSSEC	⚠️ Not signed
	A	10.7.22.160
	A	10.7.22.161
	A	10.7.22.162
	A	10.7.22.163
	A	10.7.222.11
	A	10.7.222.12
	NS	`ns0.vrt.sourcefire.com` ⭐
	NS	`ns1a.vrt.sourcefire.com`
	NS	`ns2a.vrt.sourcefire.com`
	NS	`ns3a.vrt.sourcefire.com`
	NS	`ns4a.vrt.sourcefire.com`
	SOA	`ns0.vrt.sourcefire.com`root@vrt.sourcefire.com serial=2016068697

WOT: SAFE (88/100)
WOT: SAFE (92/100)

PTR for

55.79.148.198.in-addr.arpa

5.5.0.0.a.b.a.d.a.c.0.0.a.b.a.0.0.0.0.0.0.0.0.c.8.2.0.0.0.2.6.2.ip6.arpa

Same first word

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DNS History

7 records (7 active, 0 former)

●NSns0.updates.vrt.sourcefire.com2026-07-28 → 2026-07-28 · 2 obs

● 2026-07-28 03:31:04
● 2026-07-28 03:31:08

●NSns1a.vrt.sourcefire.com2026-07-28 → 2026-07-28 · 2 obs

● 2026-07-28 03:31:04
● 2026-07-28 03:31:08

●NSns2a.vrt.sourcefire.com2026-07-28 → 2026-07-28 · 2 obs

● 2026-07-28 03:31:04
● 2026-07-28 03:31:08

●NSns3a.vrt.sourcefire.com2026-07-28 → 2026-07-28 · 2 obs

● 2026-07-28 03:31:04
● 2026-07-28 03:31:08

●NSns4a.vrt.sourcefire.com2026-07-28 → 2026-07-28 · 2 obs

● 2026-07-28 03:31:04
● 2026-07-28 03:31:08

●A198.148.79.552016-12-28 → 2026-07-28 · 2 obs

● 2016-12-28 20:27:48
● 2026-07-28 03:31:08

●A2620:28:c000:0:aba:ca:daba:552016-12-28 → 2026-07-28 · 2 obs

● 2016-12-28 20:27:48
● 2026-07-28 03:31:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net...	-
sourcefire.com	ns-166.awsdns-20.com, ns-885.awsdns-46.net, ns-1884.awsdns-43.co.uk, ns-1386.awsdns-45.org	2 records
vrt.sourcefire.com	ns1a.vrt.sourcefire.com, ns2a.vrt.sourcefire.com, ns3a.vrt.sourcefire.com, ns4a.vrt.sourcefire.com	8 records

✅ Authoritative Response

Server:172.110.204.38

NS records: ns1a.vrt.sourcefire.com, ns2a.vrt.sourcefire.com, ns3a.vrt.sourcefire.com, ns4a.vrt.sourcefire.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sourcefire.com (unsigned zone)

⏱️ Timing

Total: 550ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.148.79.55`
AAAA	1	`2620:28:c000:0:aba:ca:daba:55`
NS	4	`ns1a.vrt.sourcefire.com, ns2a.vrt.sourcefire.com...`
SOA	1	`ns0.updates.vrt.sourcefire.com root.upda`

📌 Glue Records Collected

Total: 10

In-bailiwick: 8 (ns1a.vrt.sourcefire.com, ns1a.vrt.sourcefire.com, ns2a.vrt.sourcefire.com...)

Out-of-bailiwick: 2 (ns-166.awsdns-20.com, ns-166.awsdns-20.com)

Analysis

IP Addresses

updates.vrt.sourcefire.com resolves to the IP addresses 198.148.79.55 and 2620:28:c000:0:aba:ca:daba:55

Name Servers

updates.vrt.sourcefire.com has five name servers, which are ns1a.vrt.sourcefire.com, ns2a.vrt.sourcefire.com, ns3a.vrt.sourcefire.com and two others.

updates.vrt.sourcefire.com shares at least some of its name servers with other domains, including 78.148.198.in-addr.arpa, 79.148.198.in-addr.arpa, 0.0.0.c.8.2.0.0.0.2.6.2.ip6.arpa and two others.

These name servers are frequently seen alongside the name servers ns4a.vrt.sourcefire.com, ns0.vrt.sourcefire.com, ns1a.labs.sourcefire.com and ns2a.labs.sourcefire.com.

Hostnames that resolve to two IP addresses:

ns1a.vrt.sourcefire.com resolves to two addresses: 198.148.79.38 and 2620:28:c000:0:aba:ca:daba:ee.

ns2a.vrt.sourcefire.com resolves to two addresses: 198.148.79.39 and 2620:28:c000:0:aba:ca:daba:ef.

ns3a.vrt.sourcefire.com resolves to two addresses: 172.110.204.39 and 2620:121::aba:ca:daba:ef.

ns4a.vrt.sourcefire.com resolves to two addresses: 172.110.204.38 and 2620:121::aba:ca:daba:ee.

ns0.updates.vrt.sourcefire.com resolves to two addresses: 198.148.79.71 and 2620:28:c000:23::71.