`src.io.vn`

DNSSEC	⚠️ Not signed
A	2405:4802:1ccf:8b00:be24:11ff:fe42:2ffe^{🇻🇳 FPT-AS-AP2405:4802:1ccc::/46}
A	1.55.225.12^{🇻🇳 FPT-AS-AP1.55.225.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
NS	`ada.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c036^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ada.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2036^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ada.ns.cloudflare.com`
		A	108.162.192.54^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	172.64.32.54^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
		A	173.245.58.54^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ada.ns.cloudflare.com`
NS	`rocky.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rocky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rocky.ns.cloudflare.com`
		A	108.162.193.227^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	172.64.33.227^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
		A	173.245.59.227^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rocky.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁸³⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁸⁶⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`ada.ns.cloudflare.com`dns@cloudflare.com serial=2403791904

`io.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2023595519

rank #12160 globally
rank #14 in the tld
this domain io.vn is a two-label domain name formed by the labels io and vn. It can be registered to host a website, route email, or point to other online services. Its actual use depends on DNS records and ownership; without those, it simply resolves to nothing.

Same first word

src.net.br

src.builders

src.kiev.ua

src.id

src.com.pl

src.gov.iq

src.co.kr

src.name

src.a.se

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src.no

src.tv

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src.be

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src.click

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src.com.cn

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src.cn

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DNS History

9 records (7 active, 2 former)

●NSada.ns.cloudflare.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 10:02:46
● 2026-05-09 13:09:16

●NSrocky.ns.cloudflare.com2026-05-01 → 2026-05-09 · 2 obs

● 2026-05-01 10:02:46
● 2026-05-09 13:09:16

●MXroute1.mx.cloudflare.net2026-05-09 → 2026-05-09 · 2 obs

● 2026-05-09 13:09:12
● 2026-05-09 13:09:16

●MXroute2.mx.cloudflare.net2026-05-09 → 2026-05-09 · 2 obs

● 2026-05-09 13:09:12
● 2026-05-09 13:09:16

●MXroute3.mx.cloudflare.net2026-05-09 → 2026-05-09 · 2 obs

● 2026-05-09 13:09:12
● 2026-05-09 13:09:16

○A1.54.180.1432026-05-01 → 2026-05-01 · 4 obs

● 2026-05-01 10:02:46
● 2026-05-01 14:52:22
○ 2026-05-08 10:49:36
○ 2026-05-09 13:09:16

●A1.55.225.122026-05-08 → 2026-05-09 · 3 obs

○ 2026-05-01 14:52:22
● 2026-05-08 10:49:36
● 2026-05-09 13:09:16

○A2405:4802:1ba8:5ef0:be24:11ff:fe42:2ffe2026-05-01 → 2026-05-01 · 4 obs

● 2026-05-01 10:02:46
● 2026-05-01 14:52:22
○ 2026-05-08 10:49:36
○ 2026-05-09 13:09:16

●A2405:4802:1ccf:8b00:be24:11ff:fe42:2ffe2026-05-08 → 2026-05-09 · 3 obs

○ 2026-05-01 14:52:22
● 2026-05-08 10:49:36
● 2026-05-09 13:09:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, g.dns-servers.vn...	16 records
src.io.vn	ada.ns.cloudflare.com, rocky.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.227

NS records: ada.ns.cloudflare.com, rocky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for src.io.vn (unsigned zone)

⏱️ Timing

Total: 827ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`1.55.225.12`
AAAA	1	`2405:4802:1ccf:8b00:be24:11ff:fe42:2ffe`
NS	2	`ada.ns.cloudflare.com, rocky.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 20), route3.mx.cloudflare.net (pri: 83)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`ada.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)

Analysis

IP Addresses

src.io.vn points to two IP numbers: 2405:4802:1ccf:8b00:be24:11ff:fe42:2ffe and 1.55.225.12.

Name Servers

src.io.vn is delegated to two name servers: ada.ns.cloudflare.com and rocky.ns.cloudflare.com.

src.io.vn uses the same name server setup as other domains, for instance confrm.org, formious.com, markafilo.com, updown.in and aviesrentcar.com.

src.io.vn shares name servers with other domains at least partially, for instance eclipsepgpay.com, semsom.com, newcopyaaa.ru, casinos.co and sentrellagrowth.com.

these name servers are commonly used together with syeef.ns.cloudflare.com and darwin.ns.cloudflare.com.

Host names with six IP numbers: ada.ns.cloudflare.com points to 2606:4700:50::adf5:3a36, 2803:f800:50::6ca2:c036, 2a06:98c1:50::ac40:2036, 108.162.192.54, 172.64.32.54 and 173.245.58.54; rocky.ns.cloudflare.com points to 2606:4700:58::adf5:3be3, 2803:f800:50::6ca2:c1e3, 2a06:98c1:50::ac40:21e3, 108.162.193.227, 172.64.33.227 and 173.245.59.227.

Mail Servers

src.io.vn is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

src.io.vn shares some mail servers with other domains, including ssisharkin.com, networked.top, teknikinformatikaumw.ac.id, cromopublicidad.es and bluecentrix.co.za.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25

src.io.vn - robtex.com

src.io.vn

io.vn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`src.io.vn`

`io.vn`