🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`flyfrontier.com`

DNSSEC	⚠️ Not signed
A	151.101.1.91^{🇺🇸 Fastly151.101.0.0/22}
NS	`authns1.qwest.net` ⭐ ⚠️ Not in parent delegation
		A	2001:428::5^{🇺🇸 AS2092001:428::/32}
			PTR	`authns1.qwest.net`
		A	63.150.72.4^{🇺🇸 AS20963.144.0.0/12}
			PTR	`authns1.centurylink.net`
			PTR	`authns1.qwest.net`
			PTR	`authns1.lumen.tech`
NS	`authns1.centurylink.net` ⚠️ Not in zone NS records
		A	2001:428::5^{🇺🇸 AS2092001:428::/32}
			PTR	`authns1.qwest.net`
		A	63.150.72.4^{🇺🇸 AS20963.144.0.0/12}
			PTR	`authns1.centurylink.net`
			PTR	`authns1.qwest.net`
			PTR	`authns1.lumen.tech`
NS	`authns2.centurylink.net` ⚠️ Not in zone NS records
		A	2001:428::6^{🇺🇸 AS2092001:428::/32}
			PTR	`authns2.qwest.net`
		A	208.44.130.120^{🇺🇸 AS209208.44.0.0/14}
			PTR	`authns2.centurylink.net`
			PTR	`authns2.qwest.net`
			PTR	`authns2.lumen.tech`
NS	`authns2.qwest.net` ⚠️ Not in parent delegation
		A	2001:428::6^{🇺🇸 AS2092001:428::/32}
			PTR	`authns2.qwest.net`
		A	208.44.130.120^{🇺🇸 AS209208.44.0.0/14}
			PTR	`authns2.centurylink.net`
			PTR	`authns2.qwest.net`
			PTR	`authns2.lumen.tech`
MX	`mxa-004e0b01.gslb.pphosted.com` ⭐
		A	205.220.162.242^{🇺🇸 Proofpoint205.220.162.0/24 Inc.}
			PTR	`mx0a-004e0b01.pphosted.com`
MX	`mxb-004e0b01.gslb.pphosted.com` ⭐
		A	205.220.174.241^{🇺🇸 Proofpoint205.220.174.0/24 Inc.}
			PTR	`mx0b-004e0b01.pphosted.com`
TXT	`atlassian-domain-verification=pZfFzKb2X6GqOnOAWrHerKmE4iMEfgPKRHajDClmXPBc59t...`
TXT	`airtable-verification=2513916dd2d3bd4522a47a8aa31b664e`
TXT	`google-gws-recovery-domain-verification=57443306`
TXT	`MS=ms39242732`
TXT	`7fQmOg6OGmI1ZXyIqhxezYWvijxsZQS4D2Xxja0k1YdVnK6ALX73dApjMDsKCjUUpqYQKL3H9S0Dp...`
TXT	`wiz-domain-verification=43287ead95272b83e0d5051a72a54e868656e1f6d5199fc7497b0...`
TXT	`ms-domain-verification=0975ac59-965b-4368-a212-c62281313b8a`
TXT	`miro-verification=b95a062c678632d06c60ed6f465e93aff1d4942c`
TXT	`google-site-verification=c2jG0Ws7iY8iDlNMLDmOkxZFvmen6JyVf_ylMVcmDB4`
TXT	`Dynatrace-site-verification=89cd77a2-8bc9-475f-a2c0-b4029304f526__5cdaq27c05e...`
TXT	`jamf-site-verification=gbb3-ta_KmRxzHDiQllgpA`
TXT	`onetrust-domain-verification=497fe28ece4245bf9b64f885cc15078f`
TXT	`ms-domain-verification=624d50b8-338e-4511-aa40-1a4f86edf887`
TXT	`v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mR...`
TXT	`facebook-domain-verification=l5leczwdwkb2aiyqryo2v3j0x8emgo`
TXT	`cisco-ci-domain-verification=45ff7e5bf0cace5c655413ba9408a47e262aec24cf4d5186...`
TXT	`google-site-verification=f4RYuNfC4GkdSh1IMZbkiiql-cBTD3KQz-1GYvWlfxQ`
TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:spf.protection.ou...`
TXT	`google-site-verification=78WxAzsJ4vyRUVWBzwaCt-m_0o5LZU2TGUJGr48_b2k`
TXT	`QaYTvwXrGIV1r2tBRIfFBOejA9girGpPzD567ErDXPjKXTNpJkONA/2iFxoK3OVzzW8v5b+WLzvHU...`
TXT	`v=1;k=zia;b=on;t=1680895796;n=2;p=1;bh=IkKpX45n+XVpVyrOQGVdPGeBWr8bIIkPkvq1+Z...`
TXT	`v=1;k=zia;b=on;t=1680895796;n=2;p=2;bh=JutZAJVWsCx+/H/ERMZy0DzZxp+Ntosh0TrgvK...`
SOA	`authns1.qwest.net`abuse@centurylinkservices.net serial=2260818000

`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=1787270619

rank #13122 globally
rank #6304 in the tld
WOT: SAFE (83/100)
📈 Tranco rank: #18,368

PTR for

164.160.241.216.in-addr.arpa

175.160.241.216.in-addr.arpa

Subdomains

pbs.flyfrontier.com

faq.flyfrontier.com

booking.flyfrontier.com

mi.flyfrontier.com

emails.flyfrontier.com

smtprelay.flyfrontier.com

email.flyfrontier.com

www.flyfrontier.com

www2.flyfrontier.com

signup.flyfrontier.com

fdcsmtp04.flyfrontier.com

fdcsmtp03.flyfrontier.com

travel.flyfrontier.com

link.flyfrontier.com

flights.flyfrontier.com

news.flyfrontier.com

smtp.flyfrontier.com

redeem.flyfrontier.com

es.flyfrontier.com

vacations.flyfrontier.com

mailrelay.flyfrontier.com

mtier.flyfrontier.com

mtier-qa.flyfrontier.com

Same first word

flyfrontier.biz

flyfrontier.info

flyfrontier.org

flyfrontier.com

flyfrontier.co

flyfrontier.us

flyfrontier.net

flyfrontier.flights

Similar names

flyforntier.com

flyfrointer.com

flyfroniter.com

fylfrontier.com

flyfrontire.com

flyfronteir.com

flyfrotnier.com

frontierfly.com

Previous names

Next names

DNS History

14 records (7 active, 7 former)

●NSauthns1.centurylink.net2026-02-16 → 2026-08-21 · 3 obs

○ 2017-06-17 01:38:22
● 2026-02-16 12:25:14
● 2026-08-21 00:13:36

●NSauthns1.qwest.net2017-06-17 → 2026-08-21 · 3 obs

○ 2017-02-12 03:53:32
● 2017-06-17 01:38:22
● 2026-08-21 00:13:36

●NSauthns2.centurylink.net2026-02-16 → 2026-08-21 · 3 obs

○ 2017-06-17 01:38:22
● 2026-02-16 12:25:14
● 2026-08-21 00:13:36

●NSauthns2.qwest.net2017-06-17 → 2026-08-21 · 3 obs

○ 2017-02-12 03:53:32
● 2017-06-17 01:38:22
● 2026-08-21 00:13:36

○NSmvec.viawest.net2015-08-09 → 2017-02-12 · 4 obs

● 2015-08-09 00:14:42
● 2017-02-12 03:53:32
○ 2017-06-17 01:38:22
○ 2026-08-21 00:13:36

○NSns1.viawest.net2015-08-09 → 2017-02-12 · 4 obs

● 2015-08-09 00:14:42
● 2017-02-12 03:53:32
○ 2017-06-17 01:38:22
○ 2026-08-21 00:13:36

○NSns2.viawest.net2015-08-09 → 2017-02-12 · 4 obs

● 2015-08-09 00:14:42
● 2017-02-12 03:53:32
○ 2017-06-17 01:38:22
○ 2026-08-21 00:13:36

○MXflyfrontier-com.mail.protection.outlook.com2015-08-09 → 2018-10-26 · 4 obs

● 2015-08-09 00:14:42
● 2018-10-26 02:16:26
○ 2021-02-28 19:07:30
○ 2026-08-21 00:13:36

●MXmxa-004e0b01.gslb.pphosted.com2021-02-28 → 2026-08-21 · 3 obs

○ 2018-10-26 02:16:26
● 2021-02-28 19:07:30
● 2026-08-21 00:13:36

●MXmxb-004e0b01.gslb.pphosted.com2021-02-28 → 2026-08-21 · 3 obs

○ 2018-10-26 02:16:26
● 2021-02-28 19:07:30
● 2026-08-21 00:13:36

●A151.101.1.912026-02-16 → 2026-08-21 · 3 obs

○ 2021-04-25 10:20:46
● 2026-02-16 12:25:14
● 2026-08-21 00:13:36

○A204.93.139.912021-04-17 → 2021-04-25 · 5 obs

○ 2021-02-28 19:07:30
● 2021-04-17 10:14:18
● 2021-04-25 10:20:46
○ 2026-02-16 12:25:14
○ 2026-08-21 00:13:36

○A208.72.9.1192015-08-09 → 2016-03-14 · 4 obs

● 2015-08-09 00:14:42
● 2016-03-14 17:52:54
○ 2016-04-21 10:57:56
○ 2026-08-21 00:13:36

○A23.96.210.422016-04-21 → 2021-02-28 · 5 obs

○ 2016-03-14 17:52:54
● 2016-04-21 10:57:56
● 2021-02-28 19:07:30
○ 2021-04-17 10:14:18
○ 2026-08-21 00:13:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
flyfrontier.com	authns1.centurylink.net, authns2.centurylink.net	-

✅ Authoritative Response

Server:63.150.72.4

NS records: authns1.centurylink.net, authns2.centurylink.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flyfrontier.com (unsigned zone)

⏱️ Timing

Total: 1461ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`151.101.1.91`
NS	2	`authns2.qwest.net, authns1.qwest.net`
MX	2	`mxb-004e0b01.gslb.pphosted.com (pri: 10), mxa-004e0b01.gslb.pphosted.com (pri: 10)`
TXT	22	`7fQmOg6OGmI1ZXyIqhxezYWvijxsZQS4D2Xxja0k, cisco-ci-domain-verification=45ff7e5bf0c...`
SOA	1	`authns1.qwest.net abuse.centurylinkservi`

Analysis

Hierarchy

Among the subdomains of flyfrontier.com are pbs.flyfrontier.com, faq.flyfrontier.com, booking.flyfrontier.com, mi.flyfrontier.com, emails.flyfrontier.com and a few other host names.

IP Addresses

flyfrontier.com directs to one IP number, which is 151.101.1.91.

Among the host names that share IP numbers with flyfrontier.com are nnnnerf.bandcamp.com, hotelesconencanto.com, bengtson.bandcamp.com and two others.

Name Servers

The domain flyfrontier.com is delegated to these four name servers: authns1.centurylink.net, authns2.centurylink.net, authns1.qwest.net and authns2.qwest.net.

There is at least partial name server overlap between flyfrontier.com and other domains — 135.118.207.in-addr.arpa, 200.68.69.in-addr.arpa, 179.226.63.in-addr.arpa and two more among them.

These name servers regularly appear alongside ns1.principal.com, auth20.ns.wcom.com, auth40.ns.uu.net and 7 other name servers in NS record sets.

Four hosts, each with two IP addresses: authns1.centurylink.net and authns1.qwest.net point to 63.150.72.4 and 2001:428::5; authns2.centurylink.net and authns2.qwest.net point to 208.44.130.120 and 2001:428::6.

The host names authns1.centurylink.net and authns1.qwest.net both resolve to 2001:428::5 IP addresses.

The host names authns1.centurylink.net and authns1.qwest.net both resolve to 63.150.72.4 IP addresses.

The host names authns2.centurylink.net and authns2.qwest.net both resolve to 2001:428::6 IP addresses.

The host names authns2.centurylink.net and authns2.qwest.net both resolve to 208.44.130.120 IP addresses.

Mail Servers

The MX records for flyfrontier.com point to two mail servers: mxa-004e0b01.gslb.pphosted.com and mxb-004e0b01.gslb.pphosted.com.

mxa-004e0b01.gslb.pphosted.com → 205.220.162.242 and mxb-004e0b01.gslb.pphosted.com → 205.220.174.241: one IP number per host name.

flyfrontier.com - robtex.com

flyfrontier.com

com

PTR for

Subdomains

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`flyfrontier.com`

`com`