securityresponse.info - dns.ninja

`securityresponse.info`

DNSSEC	⚠️ Not signed
NS	`lvn-exdns-1.broadcom.net` ⭐
		A	192.19.228.245^{🇺🇸 AS19637192.19.228.0/24 Broadcom Limited 7365 LINDELL RD, Las Vegas, NV 89139,}
			PTR	`lvn-exdns-1.broadcom.net`
NS	`edns161.ultradns.biz`
		A	2610:a1:1015::2a1^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`edns161.ultradns.biz`
		A	204.74.67.161^{🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar}
			PTR	`edns161.ultradns.biz`
NS	`edns161.ultradns.com`
		A	2001:502:f3ff::2a1^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`edns161.ultradns.com`
		A	204.74.66.161^{🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar}
			PTR	`edns161.ultradns.com`
NS	`edns161.ultradns.net`
		A	2610:a1:1014::2a1^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`edns161.ultradns.net`
		A	204.74.110.161^{🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar}
			PTR	`edns161.ultradns.net`
NS	`edns161.ultradns.org`
		A	2001:502:4612::2a1^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`edns161.ultradns.org`
		A	204.74.111.161^{🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar}
			PTR	`edns161.ultradns.org`
MX	`tus1smtinbpex01.symantec.com` ⭐
		A	155.64.16.63^{🇺🇸 AS16733155.64.16.0/23 SYMC Ashburn US}
		A	155.64.49.83^{🇺🇸 ENETWORKS128.0.0.0/2}
MX	`tus1smtinbpex02.symantec.com` ⭐
		A	155.64.16.63^{🇺🇸 AS16733155.64.16.0/23 SYMC Ashburn US}
		A	155.64.49.83^{🇺🇸 ENETWORKS128.0.0.0/2}
MX	`tus1smtinbpex03.symantec.com` ⭐
		A	155.64.16.63^{🇺🇸 AS16733155.64.16.0/23 SYMC Ashburn US}
		A	155.64.49.83^{🇺🇸 ENETWORKS128.0.0.0/2}
TXT	`v=spf1 ip4:216.10.194.28 ip4:216.10.194.135 ip4:202.75.191.8 ip4:216.10.195.2...`
SOA	`lvn-exdns-1.broadcom.net`domains\@admin.broadcom.com serial=105

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1782115074

Same first word

securityresponse.com.au

securityresponse.us

securityresponse.info

securityresponse.org

DNS History

25 records (8 active, 17 former)

●NSedns161.ultradns.biz2026-02-21 → 2026-06-22 · 3 obs

○ 2022-01-11 17:24:14
● 2026-02-21 08:06:58
● 2026-06-22 08:10:00

●NSedns161.ultradns.com2026-02-21 → 2026-06-22 · 3 obs

○ 2022-01-11 17:24:14
● 2026-02-21 08:06:58
● 2026-06-22 08:10:00

●NSedns161.ultradns.net2026-02-21 → 2026-06-22 · 3 obs

○ 2022-01-11 17:24:14
● 2026-02-21 08:06:58
● 2026-06-22 08:10:00

●NSedns161.ultradns.org2026-02-21 → 2026-06-22 · 3 obs

○ 2022-01-11 17:24:14
● 2026-02-21 08:06:58
● 2026-06-22 08:10:00

●NSlvn-exdns-1.broadcom.net2021-04-24 → 2026-06-22 · 3 obs

○ 2021-04-17 17:00:18
● 2021-04-24 21:29:48
● 2026-06-22 08:10:00

○NSpdns1.cscdns.net2021-04-24 → 2022-01-11 · 5 obs

○ 2021-04-17 17:00:18
● 2021-04-24 21:29:48
● 2022-01-11 17:24:14
○ 2026-02-21 08:06:58
○ 2026-06-22 08:10:00

○NSpdns1.ultradns.net2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○NSpdns2.cscdns.net2021-04-24 → 2022-01-11 · 5 obs

○ 2021-04-17 17:00:18
● 2021-04-24 21:29:48
● 2022-01-11 17:24:14
○ 2026-02-21 08:06:58
○ 2026-06-22 08:10:00

○NSpdns2.ultradns.net2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○NSpdns3.ultradns.org2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○NSpdns4.ultradns.org2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○NSpdns5.ultradns.info2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○NSpdns6.ultradns.co.uk2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○NSudns1.ultradns.net2016-12-18 → 2021-04-17 · 5 obs

○ 2016-06-15 00:44:10
● 2016-12-18 05:58:32
● 2021-04-17 17:00:18
○ 2021-04-24 21:29:48
○ 2026-06-22 08:10:00

○NSudns2.ultradns.net2016-12-18 → 2021-04-17 · 5 obs

○ 2016-06-15 00:44:10
● 2016-12-18 05:58:32
● 2021-04-17 17:00:18
○ 2021-04-24 21:29:48
○ 2026-06-22 08:10:00

○MXexcu-mxib-1.symantec.com2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○MXextu-mxib-1.symantec.com2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

○MXextu-mxib-2.symantec.com2015-06-27 → 2016-06-15 · 4 obs

● 2015-06-27 16:31:42
● 2016-06-15 00:44:10
○ 2016-12-18 05:58:32
○ 2026-06-22 08:10:00

●MXtus1smtinbpex01.symantec.com2016-12-18 → 2026-06-22 · 3 obs

○ 2016-06-15 00:44:10
● 2016-12-18 05:58:32
● 2026-06-22 08:10:00

●MXtus1smtinbpex02.symantec.com2016-12-18 → 2026-06-22 · 3 obs

○ 2016-06-15 00:44:10
● 2016-12-18 05:58:32
● 2026-06-22 08:10:00

●MXtus1smtinbpex03.symantec.com2016-12-18 → 2026-06-22 · 3 obs

○ 2016-06-15 00:44:10
● 2016-12-18 05:58:32
● 2026-06-22 08:10:00

○A155.64.16.512016-06-15 → 2020-03-13 · 5 obs

○ 2015-11-10 04:15:28
● 2016-06-15 00:44:10
● 2020-03-13 02:24:50
○ 2020-03-20 04:05:16
○ 2026-06-22 08:10:00

○A155.64.49.542016-06-15 → 2020-02-20 · 5 obs

○ 2015-11-10 04:15:28
● 2016-06-15 00:44:10
● 2020-02-20 02:28:34
○ 2020-02-27 08:06:56
○ 2026-06-22 08:10:00

○A206.204.52.312015-06-27 → 2015-11-10 · 4 obs

● 2015-06-27 16:31:42
● 2015-11-10 04:15:28
○ 2016-06-15 00:44:10
○ 2026-06-22 08:10:00

○A216.12.145.202015-06-27 → 2015-11-10 · 4 obs

● 2015-06-27 16:31:42
● 2015-11-10 04:15:28
○ 2016-06-15 00:44:10
○ 2026-06-22 08:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a2.info.afilias-nst.info, a0.info.afilias-nst.info, c0.info.afilias-nst.info	-
securityresponse.info	edns161.ultradns.net, edns161.ultradns.org, edns161.ultradns.biz, edns161.ultradns.com	-

✅ Authoritative Response

Server:204.74.111.161

NS records: edns161.ultradns.net, edns161.ultradns.org, edns161.ultradns.biz, edns161.ultradns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for securityresponse.info (unsigned zone)

⏱️ Timing

Total: 628ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`edns161.ultradns.biz, edns161.ultradns.com...`
MX	3	`tus1smtinbpex01.symantec.com (pri: 10), tus1smtinbpex02.symantec.com (pri: 10)...`
TXT	1	`v=spf1 ip4:216.10.194.28 ip4:216.10.194.`
SOA	1	`lvn-exdns-1.broadcom.net domains\.admin.`

Analysis

Name Servers

The authoritative name servers for securityresponse.info are edns161.ultradns.biz, edns161.ultradns.com, lvn-exdns-1.broadcom.net and two others.

At least some of securityresponse.info's name servers are shared with other domains, for example messagelabs.ca, softscanmanager.com, optocouplers.com and two more.

These name servers are often deployed together with the name servers edns161.ultradns.net, edns161.ultradns.org, ns96.ultradns2.com and ns96.ultradns2.org.

Hosts with two IP numbers each:

edns161.ultradns.biz resolves to 204.74.67.161 and 2610:a1:1015::2a1.

edns161.ultradns.com resolves to 204.74.66.161 and 2001:502:f3ff::2a1.

edns161.ultradns.net resolves to 204.74.110.161 and 2610:a1:1014::2a1.

edns161.ultradns.org resolves to 204.74.111.161 and 2001:502:4612::2a1.

Hosts that resolve to one IP address:

lvn-exdns-1.broadcom.net resolves to 192.19.228.245.

Mail Servers

The MX records for securityresponse.info list three mail servers: tus1smtinbpex01.symantec.com, tus1smtinbpex02.symantec.com and tus1smtinbpex03.symantec.com.

securityresponse.info shares at least some of its mail servers with other domains — for example symantecrss.com, service3.symantec.co.jp, threatexpert.gr and two more.

It is common to find these mail servers paired with the mail servers excu-mxib-1.symantec.com.

tus1smtinbpex01.symantec.com, tus1smtinbpex02.symantec.com and tus1smtinbpex03.symantec.com each direct to 155.64.16.63 and 155.64.49.83 — both hosts share the same pair of IP addresses.

tus1smtinbpex01.symantec.com, tus1smtinbpex02.symantec.com and tus1smtinbpex03.symantec.com all direct to 155.64.16.63.

tus1smtinbpex01.symantec.com, tus1smtinbpex02.symantec.com and tus1smtinbpex03.symantec.com all direct to 155.64.49.83.