sfblu.com - dns.ninja

sfblu.com

DNSSEC⚠️ Not signed
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa6.share-dns.com ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb6.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785470187

Same first word

sfblu.com

Similar names

flbus.co
lfbus.com
bsufl.by
ulsbf.com
blfus.com
ubsfl.com

DNS History

31 records (4 active, 27 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma6.share-dns.comb.share-dns.netb6.share-dns.netachiel.ns.cloudflare.commonroe.ns.cloudflare.comns1.namebrightdns.comns2.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comA107.23.198.240115.92.19.21752.0.96.2452.200.243.12352.201.19.17052.202.238.12652.206.43.23452.21.52.10952.4.72.13752.5.157.22052.71.117.9954.152.144.24354.174.31.25454.208.74.21554.209.174.16754.210.33.19054.236.123.22454.84.53.3861.111.129.179CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.comhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com
●NSa.share-dns.com2026-06-03 → 2026-07-31 · 3 obs
○ 2026-04-28 20:37:32
● 2026-06-03 13:13:50
● 2026-07-31 03:59:24
●NSa6.share-dns.com2026-06-03 → 2026-07-31 · 3 obs
○ 2026-04-28 20:37:32
● 2026-06-03 13:13:50
● 2026-07-31 03:59:24
○NSachiel.ns.cloudflare.com2026-04-02 → 2026-04-28 · 5 obs
○ 2016-12-20 09:21:04
● 2026-04-02 15:15:34
● 2026-04-28 20:37:32
○ 2026-06-03 13:13:50
○ 2026-07-31 03:59:24
●NSb.share-dns.net2026-06-03 → 2026-07-31 · 3 obs
○ 2026-04-28 20:37:32
● 2026-06-03 13:13:50
● 2026-07-31 03:59:24
●NSb6.share-dns.net2026-06-03 → 2026-07-31 · 3 obs
○ 2026-04-28 20:37:32
● 2026-06-03 13:13:50
● 2026-07-31 03:59:24
○NSmonroe.ns.cloudflare.com2026-04-02 → 2026-04-28 · 5 obs
○ 2016-12-20 09:21:04
● 2026-04-02 15:15:34
● 2026-04-28 20:37:32
○ 2026-06-03 13:13:50
○ 2026-07-31 03:59:24
○NSns1.namebrightdns.com2015-08-23 → 2016-12-20 · 7 obs
● 2015-08-23 18:49:22
● 2016-02-17 16:57:28
○ 2016-03-11 11:35:08
● 2016-04-09 14:35:20
● 2016-12-20 09:21:04
○ 2026-04-02 15:15:34
○ 2026-07-31 03:59:24
○NSns2.namebrightdns.com2015-08-23 → 2016-12-20 · 7 obs
● 2015-08-23 18:49:22
● 2016-02-17 16:57:28
○ 2016-03-11 11:35:08
● 2016-04-09 14:35:20
● 2016-12-20 09:21:04
○ 2026-04-02 15:15:34
○ 2026-07-31 03:59:24
○NSnsg1.namebrightdns.com2016-03-11 → 2016-03-11 · 4 obs
○ 2016-02-17 16:57:28
● 2016-03-11 11:35:08
○ 2016-04-09 14:35:20
○ 2026-07-31 03:59:24
○NSnsg2.namebrightdns.com2016-03-11 → 2016-03-11 · 4 obs
○ 2016-02-17 16:57:28
● 2016-03-11 11:35:08
○ 2016-04-09 14:35:20
○ 2026-07-31 03:59:24
○A107.23.198.2402016-07-03 → 2016-10-13 · 7 obs
○ 2016-04-09 14:35:20
● 2016-07-03 16:19:28
○ 2016-07-24 04:01:58
● 2016-09-02 05:44:32
● 2016-10-13 23:58:46
○ 2016-12-20 09:21:04
○ 2026-07-31 03:59:24
○A115.92.19.2172026-04-02 → 2026-04-11 · 5 obs
○ 2016-12-20 09:21:04
● 2026-04-02 15:15:34
● 2026-04-11 06:33:22
○ 2026-04-28 20:07:02
○ 2026-07-31 03:59:24
○A52.0.96.242016-02-17 → 2016-03-11 · 5 obs
○ 2016-01-08 12:02:02
● 2016-02-17 16:57:28
● 2016-03-11 11:35:08
○ 2016-04-09 14:35:20
○ 2026-07-31 03:59:24
○A52.200.243.1232016-04-09 → 2016-04-09 · 4 obs
○ 2016-03-11 11:35:08
● 2016-04-09 14:35:20
○ 2016-07-03 16:19:28
○ 2026-07-31 03:59:24
○A52.201.19.1702016-07-24 → 2016-07-24 · 4 obs
○ 2016-07-03 16:19:28
● 2016-07-24 04:01:58
○ 2016-09-02 05:44:32
○ 2026-07-31 03:59:24
○A52.202.238.1262016-07-24 → 2016-07-24 · 4 obs
○ 2016-07-03 16:19:28
● 2016-07-24 04:01:58
○ 2016-09-02 05:44:32
○ 2026-07-31 03:59:24
○A52.206.43.2342016-09-02 → 2016-10-13 · 5 obs
○ 2016-07-24 04:01:58
● 2016-09-02 05:44:32
● 2016-10-13 23:58:46
○ 2016-12-20 09:21:04
○ 2026-07-31 03:59:24
○A52.21.52.1092016-01-08 → 2016-01-08 · 4 obs
○ 2015-11-07 18:48:32
● 2016-01-08 12:02:02
○ 2016-02-17 16:57:28
○ 2026-07-31 03:59:24
○A52.4.72.1372016-07-03 → 2016-10-13 · 7 obs
○ 2016-04-09 14:35:20
● 2016-07-03 16:19:28
○ 2016-07-24 04:01:58
● 2016-09-02 05:44:32
● 2016-10-13 23:58:46
○ 2016-12-20 09:21:04
○ 2026-07-31 03:59:24
○A52.5.157.2202016-12-20 → 2016-12-20 · 4 obs
○ 2016-10-13 23:58:46
● 2016-12-20 09:21:04
○ 2026-04-02 15:15:34
○ 2026-07-31 03:59:24
○A52.71.117.992016-02-17 → 2016-03-11 · 5 obs
○ 2016-01-08 12:02:02
● 2016-02-17 16:57:28
● 2016-03-11 11:35:08
○ 2016-04-09 14:35:20
○ 2026-07-31 03:59:24
○A54.152.144.2432016-04-09 → 2016-04-09 · 4 obs
○ 2016-03-11 11:35:08
● 2016-04-09 14:35:20
○ 2016-07-03 16:19:28
○ 2026-07-31 03:59:24
○A54.174.31.2542015-08-23 → 2015-11-07 · 4 obs
● 2015-08-23 18:49:22
● 2015-11-07 18:48:32
○ 2016-01-08 12:02:02
○ 2026-07-31 03:59:24
○A54.208.74.2152015-08-23 → 2015-11-07 · 4 obs
● 2015-08-23 18:49:22
● 2015-11-07 18:48:32
○ 2016-01-08 12:02:02
○ 2026-07-31 03:59:24
○A54.209.174.1672016-01-08 → 2016-01-08 · 4 obs
○ 2015-11-07 18:48:32
● 2016-01-08 12:02:02
○ 2016-02-17 16:57:28
○ 2026-07-31 03:59:24
○A54.210.33.1902016-09-02 → 2016-10-13 · 5 obs
○ 2016-07-24 04:01:58
● 2016-09-02 05:44:32
● 2016-10-13 23:58:46
○ 2016-12-20 09:21:04
○ 2026-07-31 03:59:24
○A54.236.123.2242016-09-02 → 2016-10-13 · 5 obs
○ 2016-07-24 04:01:58
● 2016-09-02 05:44:32
● 2016-10-13 23:58:46
○ 2016-12-20 09:21:04
○ 2026-07-31 03:59:24
○A54.84.53.382016-12-20 → 2016-12-20 · 4 obs
○ 2016-10-13 23:58:46
● 2016-12-20 09:21:04
○ 2026-04-02 15:15:34
○ 2026-07-31 03:59:24
○A61.111.129.1792026-04-28 → 2026-04-28 · 5 obs
○ 2026-04-11 06:33:22
● 2026-04-28 20:07:02
● 2026-04-28 20:37:32
○ 2026-06-03 13:13:50
○ 2026-07-31 03:59:24
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-23 → 2016-10-13 · 4 obs
● 2015-08-23 18:49:22
● 2016-10-13 23:58:46
○ 2016-11-04 20:55:40
○ 2026-07-31 03:59:24
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2016-11-04 → 2016-12-20 · 5 obs
○ 2016-10-13 23:58:46
● 2016-11-04 20:55:40
● 2016-12-20 09:21:04
○ 2026-04-02 15:15:34
○ 2026-07-31 03:59:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...-
sfblu.comb6.share-dns.net, a6.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b6.share-dns.net, a6.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sfblu.com (unsigned zone)

⏱️ Timing

Total: 219ms | Queries: -

📄 Records

TypeCountSample Data
NS2a.share-dns.com, b.share-dns.net

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a6.share-dns.com)

Analysis

Name Servers

The authoritative name servers for sfblu.com are a6.share-dns.com, a.share-dns.com, b6.share-dns.net and b.share-dns.net.

sfblu.com shares at least some of its name servers with other domains, including tianxiahuijy.com, pingguochandi.com, hy7858.com and two others.

These name servers are frequently seen alongside a12.share-dns.com, b12.share-dns.net, a10.share-dns.com and 7 other name servers.

Four host names each point to one IP address: a6.share-dns.com and a.share-dns.com both point to 172.64.53.25, and b6.share-dns.net and b.share-dns.net both point to 172.64.52.239.

a6.share-dns.com and a.share-dns.com each have 172.64.53.25 IP addresses.

b6.share-dns.net and b.share-dns.net each have 172.64.52.239 IP addresses.