`jtcb2b.com`

DNSSEC	⚠️ Not signed
A	122.155.9.139^{🇹🇭 NTPCL-AS-AP122.155.9.0/24 CAT Telecom Public Company Limited 13th CAT TELECOM TOWER NEW ROAD SRIPHRAYA BANGRAK BANGKOK THAILAND}
NS	`ns81.worldnic.com` ⭐
		A	162.159.26.131^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns82.worldnic.com`
		A	162.159.27.117^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c19::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrp-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁵⁰⁾
		A	2607:f8b0:4001:c70::1a^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbful-in-f26.1e100.net`
		A	192.178.209.27^{🇺🇸 Google192.178.209.0/24}
			PTR	`yucbful-in-f27.1e100.net`
TXT	`google-site-verification=-MtW5kASuMkssxTBFCrrtmBx51SuqwAPuI0g2fj3KJA`
SOA	`NS81.WORLDNIC.com`namehost@WORLDNIC.com serial=126022702

`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=1778434076

Same first word

jtcb2b.com

DNS History

11 records (8 active, 3 former)

●NSns81.worldnic.com2015-06-13 → 2026-05-10 · 2 obs

● 2015-06-13 01:14:44
● 2026-05-10 17:53:24

●NSns82.worldnic.com2015-06-13 → 2026-05-10 · 2 obs

● 2015-06-13 01:14:44
● 2026-05-10 17:53:24

●MXalt1.aspmx.l.google.com2015-10-29 → 2026-05-10 · 2 obs

● 2015-10-29 18:10:22
● 2026-05-10 17:53:24

●MXalt2.aspmx.l.google.com2015-10-29 → 2026-05-10 · 2 obs

● 2015-10-29 18:10:22
● 2026-05-10 17:53:24

●MXalt3.aspmx.l.google.com2026-03-21 → 2026-05-10 · 3 obs

○ 2020-01-13 11:35:48
● 2026-03-21 09:23:30
● 2026-05-10 17:53:24

●MXalt4.aspmx.l.google.com2026-03-21 → 2026-05-10 · 3 obs

○ 2020-01-13 11:35:48
● 2026-03-21 09:23:30
● 2026-05-10 17:53:24

●MXaspmx.l.google.com2015-10-29 → 2026-05-10 · 2 obs

● 2015-10-29 18:10:22
● 2026-05-10 17:53:24

○MXaspmx2.googlemail.com2015-10-29 → 2020-01-13 · 4 obs

● 2015-10-29 18:10:22
● 2020-01-13 11:35:48
○ 2026-03-21 09:23:30
○ 2026-05-10 17:53:24

○MXaspmx3.googlemail.com2015-10-29 → 2020-01-13 · 4 obs

● 2015-10-29 18:10:22
● 2020-01-13 11:35:48
○ 2026-03-21 09:23:30
○ 2026-05-10 17:53:24

●A122.155.9.1392015-10-29 → 2026-05-10 · 3 obs

○ 2015-06-13 01:14:44
● 2015-10-29 18:10:22
● 2026-05-10 17:53:24

○A122.155.9.1402015-06-13 → 2015-06-13 · 3 obs

● 2015-06-13 01:14:44
○ 2015-10-29 18:10:22
○ 2026-05-10 17:53:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
jtcb2b.com	ns81.worldnic.com, ns82.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.131

NS records: ns81.worldnic.com, ns82.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jtcb2b.com (unsigned zone)

⏱️ Timing

Total: 319ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`122.155.9.139`
NS	2	`ns81.worldnic.com, ns82.worldnic.com`
MX	5	`alt3.aspmx.l.google.com (pri: 40), alt4.aspmx.l.google.com (pri: 50)...`
TXT	1	`google-site-verification=-MtW5kASuMkssxT`
SOA	1	`NS81.WORLDNIC.com namehost.WORLDNIC.com`