`swift-study.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:1874^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:da5f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.116^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.95^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`josephine.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2640^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c240^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`josephine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2240^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`josephine.ns.cloudflare.com`
		A	108.162.194.64^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
		A	162.159.38.64^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
		A	172.64.34.64^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
NS	`vasilii.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c1a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vasilii.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c31a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vasilii.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:231a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vasilii.ns.cloudflare.com`
		A	108.162.195.26^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vasilii.ns.cloudflare.com`
		A	162.159.44.26^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vasilii.ns.cloudflare.com`
		A	172.64.35.26^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vasilii.ns.cloudflare.com`
MX	`craft.sakura.ne.jp` ⭐
		A	59.106.19.133^{🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan}
			PTR	`www683.sakura.ne.jp`
TXT	`v=spf1 a:craft.sakura.ne.jp mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.24.116, 172.67.218.95
		IPv6	2606:4700:3032::6815:1874, 2606:4700:3034::ac43:da5f
SOA	`josephine.ns.cloudflare.com`dns@cloudflare.com serial=2398703186

`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=1774360257

Previously MX for

swift-study.com

Same first word

swift-study.com

DNS History

13 records (7 active, 6 former)

●NSjosephine.ns.cloudflare.com2026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

○NSmaster.dns.ne.jp2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 10:17:20
○ 2026-02-21 15:15:24
○ 2026-03-24 14:16:26

○NSns1.dns.ne.jp2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 10:17:20
○ 2026-02-21 15:15:24
○ 2026-03-24 14:16:26

○NSns2.dns.ne.jp2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 10:17:20
○ 2026-02-21 15:15:24
○ 2026-03-24 14:16:26

●NSvasilii.ns.cloudflare.com2026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

●MXcraft.sakura.ne.jp2026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

○MXswift-study.com2017-01-02 → 2017-01-02 · 3 obs

● 2017-01-02 10:17:20
○ 2026-02-21 15:15:24
○ 2026-03-24 14:16:26

●A104.21.24.1162026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

○A112.125.17.1032015-06-26 → 2015-06-26 · 3 obs

● 2015-06-26 23:29:10
○ 2015-11-01 09:38:20
○ 2026-03-24 14:16:26

●A172.67.218.952026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

○A219.94.129.2042017-01-02 → 2017-01-02 · 4 obs

○ 2015-11-01 09:38:20
● 2017-01-02 10:17:20
○ 2026-02-21 15:15:24
○ 2026-03-24 14:16:26

●A2606:4700:3032::6815:18742026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

●A2606:4700:3034::ac43:da5f2026-02-21 → 2026-03-24 · 3 obs

○ 2017-01-02 10:17:20
● 2026-02-21 15:15:24
● 2026-03-24 14:16:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net...	-
swift-study.com	josephine.ns.cloudflare.com, vasilii.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.26

NS records: josephine.ns.cloudflare.com, vasilii.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for swift-study.com (unsigned zone)

⏱️ Timing

Total: 100ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.218.95, 104.21.24.116`
AAAA	2	`2606:4700:3032::6815:1874, 2606:4700:3034::ac43:da5f`
NS	2	`josephine.ns.cloudflare.com, vasilii.ns.cloudflare.com`
MX	1	`craft.sakura.ne.jp (pri: 10)`
TXT	1	`v=spf1 a:craft.sakura.ne.jp mx ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`josephine.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (josephine.ns.cloudflare.com, josephine.ns.cloudflare.com, josephine.ns.cloudflare.com...)

Analysis

IP Addresses

swift-study.com points to four IP numbers: 2606:4700:3032::6815:1874, 2606:4700:3034::ac43:da5f, 104.21.24.116 and 172.67.218.95.

Other host names, for instance pulsemodernmedia.co.uk, thepizzaco.com.au, blackprizeboxnow.lat, www.torrenti.si and pcr-rc.com share IP numbers with swift-study.com.

Name Servers

swift-study.com's delegation is to two name servers josephine.ns.cloudflare.com and vasilii.ns.cloudflare.com.

swift-study.com shares the same name server configuration as other domains, such as mackserver.com, retromango.com, lefttoplay.xyz, jouer-swiper.fr and ochreimprints.com.au.

swift-study.com at least partially shares its name servers with other domains, for instance pharmaciedelagare-epinay-villetaneuse.fr, jiangjinwang.com, detaimingshan.com, igfwz.com and qixunlu.com.

these name servers are commonly used together with ned.ns.cloudflare.com, pam.ns.cloudflare.com, dion.ns.cloudflare.com and meiling.ns.cloudflare.com.

Host names with six IP numbers:

josephine.ns.cloudflare.com points to: 2606:4700:50::a29f:2640, 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 108.162.194.64, 162.159.38.64 and 172.64.34.64.

vasilii.ns.cloudflare.com points to: 2606:4700:58::a29f:2c1a, 2803:f800:50::6ca2:c31a, 2a06:98c1:50::ac40:231a, 108.162.195.26, 162.159.44.26 and 172.64.35.26.

Mail Servers

swift-study.com is served by a single mail server, craft.sakura.ne.jp.

swift-study.com shares the same mail server setup as other domains, such as craft.sakura.ne.jp and aoiro-shinkoku.net.

craft.sakura.ne.jp points to IP number 59.106.19.133.

swift-study.com - robtex.com

swift-study.com

com

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`swift-study.com`

`com`