`smithprodserv.com`

DNSSEC	⚠️ Not signed
A	192.23.69.70^{🇺🇸 SCHLUMBERGER-AS72192.23.68.0/23 SCHLUMBERGER Ltd}
		PTR	`host.slb.com`
NS	`nl0123vsmipam03.dns.slb.com` ⭐
		A	136.252.133.12^{🇺🇸 SCHLUMBERGER-AS72136.252.128.0/17 SCHLUMBERGER Ltd}
			PTR	`host.slb.com`
NS	`dns0.slb.com`
		A	2001:502:f3ff::91^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns109.ultradns.com`
		A	156.154.64.109^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns109.ultradns.com`
NS	`dns0.slb.net`
		A	2610:a1:1015::91^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns109.ultradns.biz`
		A	156.154.66.109^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns109.ultradns.biz`
NS	`dns1.slb.com`
		A	2610:a1:1014::91^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns109.ultradns.net`
		A	156.154.65.109^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns109.ultradns.net`
NS	`dns1.slb.net`
		A	2001:502:4612::91^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns109.ultradns.org`
		A	156.154.67.109^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns109.ultradns.org`
NS	`ns74.ultradns2.com` ⚠️ Not in parent delegation
		A	2610:a1:314a::53^{🇺🇸 AS3991692610:a1:314a::/48}
			PTR	`ns74.ultradns2.com`
		A	204.74.104.74^{🇺🇸 AS399169204.74.104.0/24 UltraDNS}
			PTR	`ns74.ultradns2.com`
NS	`ns74.ultradns2.org` ⚠️ Not in parent delegation
		A	2610:a1:324a::53^{🇺🇸 AS3991692610:a1:324a::/48}
			PTR	`ns74.ultradns2.org`
		A	204.74.106.74^{🇺🇸 AS399169204.74.106.0/24 UltraDNS}
			PTR	`ns74.ultradns2.org`
TXT	`v=spf1 -all`
TXT	`zoom=4306215`
TXT	`dtm-domain-verification=EtEnJ-bWKPEevG-tGZAnIQs9jSGqwzKQFlNBFjXW9nk`
SOA	`nl0123vsmipam03.dns.slb.com`hostmaster@slb.com serial=515

`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=1776957511

Same first word

smithprodserv.com

DNS History

11 records (8 active, 3 former)

●NSdns0.slb.com2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

●NSdns0.slb.net2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

●NSdns1.slb.com2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

●NSdns1.slb.net2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

●NSnl0123vsmipam03.dns.slb.com2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

○NSns.slb.com2015-06-01 → 2019-03-24 · 4 obs

● 2015-06-01 05:18:20
● 2019-03-24 19:00:02
○ 2026-03-13 13:33:28
○ 2026-04-23 15:48:38

○NSns.slb.net2015-06-01 → 2019-03-24 · 4 obs

● 2015-06-01 05:18:20
● 2019-03-24 19:00:02
○ 2026-03-13 13:33:28
○ 2026-04-23 15:48:38

○NSns1.slb.com2015-06-01 → 2019-03-24 · 4 obs

● 2015-06-01 05:18:20
● 2019-03-24 19:00:02
○ 2026-03-13 13:33:28
○ 2026-04-23 15:48:38

●NSns74.ultradns2.com2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

●NSns74.ultradns2.org2026-03-13 → 2026-04-23 · 3 obs

○ 2019-03-24 19:00:02
● 2026-03-13 13:33:28
● 2026-04-23 15:48:38

●A192.23.69.702015-06-01 → 2026-04-23 · 2 obs

● 2015-06-01 05:18:20
● 2026-04-23 15:48:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
smithprodserv.com	dns0.slb.com, dns1.slb.com, dns0.slb.net, dns1.slb.net	4 records