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DNS lookup

Everything DNS says about a domain: traced from the root servers down, every record type asked of the domain's own nameservers, each nameserver checked, then every hostname and policy record it points at followed, with SPF, DMARC, DKIM and DNSSEC checked along the way.

Try example.com, gmail.com, www.github.com, dnssec-failed.org, 1.1.1.1. A URL, e-mail address or IP address works too.

45.54.78.65

65.78.54.45.in-addr.arpa

Zone 78.54.45.in-addr.arpa140 queries in 0.9 s2026-11-09 06:10:50 UTCNot DNSSEC-signed

  • Warning The parent zone delegates to dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.glb.paypalinc.com, ns02.glb.paypalinc.com, ns03.glb.paypalinc.com, ns04.glb.paypalinc.com but 78.54.45.in-addr.arpa itself lists dns1.p03.nsone.net, dns2.p03.nsone.net, dns3.p03.nsone.net, dns4.p03.nsone.net, ns01.glb.paypalinc.com, ns02.glb.paypalinc.com, ns03.glb.paypalinc.com, ns04.glb.paypalinc.com. Make the two lists match.
  • Note 78.54.45.in-addr.arpa isn't signed with DNSSEC, so resolvers can't tell forged answers from real ones.

Records

Asked directly of dns4.p01.nsone.net (198.51.45.65), an authoritative server: no cache in between, so these are the live values.

PTR Reverse pointer

3600PTRns02.glb.paypalinc.com.
ANY query: refused politely (RFC 8482)
3600HINFO"RFC8482" ""

No records of type A, AAAA, CNAME, DNAME, NS, SOA, MX, TXT, CAA, HTTPS, SVCB, SRV, NAPTR, DS, DNSKEY, CDS, CDNSKEY, NSEC3PARAM, TLSA, SSHFP, LOC, HINFO, RP, URI, SPF, OPENPGPKEY, ZONEMD, CSYNC.

Resolution trace

  1. .asked c.root-servers.net 192.33.4.1240 ms

    Referral to in-addr.arpa. signed (4 DS)

    • c.in-addr-servers.arpa 196.216.169.10 2001:43f8:110::10
    • f.in-addr-servers.arpa 193.0.9.1 2a13:27c0:30::1
    • e.in-addr-servers.arpa 203.119.86.101 2001:dd8:6::101
    • b.in-addr-servers.arpa 199.253.183.183 2001:500:87::87
    • a.in-addr-servers.arpa 199.180.182.53 2620:37:e000::53
    • d.in-addr-servers.arpa 200.10.60.53 2001:13c7:7010::53
  2. in-addr.arpa.asked b.in-addr-servers.arpa 199.253.183.1836.4 ms

    Referral to 45.in-addr.arpa. signed (1 DS)

    • r.arin.net 199.180.180.63 2001:500:f0::63
    • u.arin.net 204.61.216.50 2001:500:14:6050:ad::1
    • x.arin.net 199.180.180.63 2001:500:f0::63
    • y.arin.net 192.82.134.30 2001:500:127::30
    • z.arin.net 199.180.180.63 2001:500:f0::63
    • arin.authdns.ripe.net 193.0.9.10 2a13:27c0:30::10

    No glue for r.arin.net, u.arin.net, x.arin.net, y.arin.net, z.arin.net, arin.authdns.ripe.net: addresses looked up via a resolver.

    193.0.9.1 failed: NOERROR

  3. 45.in-addr.arpa.asked y.arin.net 192.82.134.306.8 ms

    Referral to 78.54.45.in-addr.arpa. unsigned delegation

    • ns03.glb.paypalinc.com 45.54.78.129
    • dns1.p01.nsone.net 198.51.44.1 2620:4d:4000:6259:7:1:0:1
    • dns3.p01.nsone.net 198.51.44.65 2620:4d:4000:6259:7:1:0:3
    • ns01.glb.paypalinc.com 45.54.78.1
    • ns04.glb.paypalinc.com 45.54.78.193
    • ns02.glb.paypalinc.com 45.54.78.65
    • dns2.p01.nsone.net 198.51.45.1 2a00:edc0:6259:7:1::2
    • dns4.p01.nsone.net 198.51.45.65 2a00:edc0:6259:7:1::4

    No glue for ns03.glb.paypalinc.com, dns1.p01.nsone.net, dns3.p01.nsone.net, ns01.glb.paypalinc.com, ns04.glb.paypalinc.com, ns02.glb.paypalinc.com, dns2.p01.nsone.net, dns4.p01.nsone.net: addresses looked up via a resolver.

  4. 78.54.45.in-addr.arpa.asked dns1.p01.nsone.net 198.51.44.115 ms

    Answer (authoritative):

    65.78.54.45.in-addr.arpa.3600PTRns02.glb.paypalinc.com.

Nameservers

Every address of every nameserver, asked for 78.54.45.in-addr.arpa's SOA. "Parent" means the 45.in-addr.arpa zone delegates to it; "zone" means 78.54.45.in-addr.arpa lists it itself.

NameserverListed inAddressStatusSerialTime
dns1.p01.nsone.netparent198.51.44.1 glueauthoritative154769706613 ms
2620:4d:4000:6259:7:1:0:1 glueauthoritative154769706616 ms
dns1.p03.nsone.netzone198.51.44.3authoritative154769706614 ms
2620:4d:4000:6259:7:3:0:1authoritative154769706615 ms
dns2.p01.nsone.netparent198.51.45.1 glueauthoritative15476970666.2 ms
2a00:edc0:6259:7:1::2 glueauthoritative154769706614 ms
dns2.p03.nsone.netzone198.51.45.3authoritative15476970666.3 ms
2a00:edc0:6259:7:3::2authoritative154769706615 ms
dns3.p01.nsone.netparent198.51.44.65 glueauthoritative154769706615 ms
2620:4d:4000:6259:7:1:0:3 glueauthoritative154769706616 ms
dns3.p03.nsone.netzone198.51.44.67authoritative154769706614 ms
2620:4d:4000:6259:7:3:0:3authoritative154769706616 ms
dns4.p01.nsone.netparent198.51.45.65 glueauthoritative15476970666.0 ms
2a00:edc0:6259:7:1::4 glueauthoritative154769706614 ms
dns4.p03.nsone.netzone198.51.45.67authoritative15476970666.2 ms
2a00:edc0:6259:7:3::4authoritative154769706615 ms
ns01.glb.paypalinc.comparent + zone45.54.78.1 glueauthoritative154769706624 ms
ns02.glb.paypalinc.comparent + zone45.54.78.65 glueauthoritative154769706623 ms
ns03.glb.paypalinc.comparent + zone45.54.78.129 glueauthoritative154769706624 ms
ns04.glb.paypalinc.comparent + zone45.54.78.193 glueauthoritative154769706623 ms

DNSSEC

78.54.45.in-addr.arpa isn't signed: no DS at the parent and no DNSKEY in the zone.

Hosts and reverse DNS

Every hostname the records point at, resolved to its addresses; each address's PTR (reverse DNS), with ✓ where the PTR name resolves back to the same address.

HostAddressReverse DNS (PTR)
dns1.p01.nsone.net
nameserver
198.51.44.1dns1.p01.nsone.net ✓
2620:4d:4000:6259:7:1:0:1dns1.p01.nsone.net ✓
dns1.p03.nsone.net
nameserver
198.51.44.3dns1.p03.nsone.net ✓
2620:4d:4000:6259:7:3:0:1dns1.p03.nsone.net ✓
dns2.p01.nsone.net
nameserver
198.51.45.1dns2.p01.nsone.net ✓
2a00:edc0:6259:7:1::2dns2.p01.nsone.net ✓
dns2.p03.nsone.net
nameserver
198.51.45.3dns2.p03.nsone.net ✓
2a00:edc0:6259:7:3::2dns2.p03.nsone.net ✓
dns3.p01.nsone.net
nameserver
198.51.44.65dns3.p01.nsone.net ✓
2620:4d:4000:6259:7:1:0:3dns3.p01.nsone.net ✓
dns3.p03.nsone.net
nameserver
198.51.44.67dns3.p03.nsone.net ✓
2620:4d:4000:6259:7:3:0:3dns3.p03.nsone.net ✓
dns4.p01.nsone.net
nameserver
198.51.45.65dns4.p01.nsone.net ✓
2a00:edc0:6259:7:1::4dns4.p01.nsone.net ✓
dns4.p03.nsone.net
nameserver
198.51.45.67dns4.p03.nsone.net ✓
2a00:edc0:6259:7:3::4dns4.p03.nsone.net ✓
ns01.glb.paypalinc.com
nameserver
45.54.78.1ns01.glb.paypalinc.com ✓
ns02.glb.paypalinc.com
nameserver · PTR target
45.54.78.65ns02.glb.paypalinc.com ✓
ns03.glb.paypalinc.com
nameserver
45.54.78.129ns03.glb.paypalinc.com ✓
ns04.glb.paypalinc.com
nameserver
45.54.78.193ns04.glb.paypalinc.com ✓

Public resolvers

What four public resolvers answer right now, from their caches. Highlighted values differ from the authoritative answer: either a recent change they haven't picked up yet (the TTL says how long until they do), or, for A and AAAA, a CDN or geo-routed site handing each resolver location its own addresses.

ResolverPTR
Cloudflare 1.1.1.1ns02.glb.paypalinc.com.
TTL 3600
Google 8.8.8.8ns02.glb.paypalinc.com.
TTL 3172
Quad9 9.9.9.9ns02.glb.paypalinc.com.
TTL 3600
OpenDNS 208.67.222.222ns02.glb.paypalinc.com.
TTL 3600

Text dump

; DNS report for 65.78.54.45.in-addr.arpa (45.54.78.65)
; 2026-11-09 06:10:50 UTC, 140 queries in 0.85 s, zone 78.54.45.in-addr.arpa

;; FINDINGS
;  [WARN] The parent zone delegates to dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.glb.paypalinc.com, ns02.glb.paypalinc.com, ns03.glb.paypalinc.com, ns04.glb.paypalinc.com but 78.54.45.in-addr.arpa itself lists dns1.p03.nsone.net, dns2.p03.nsone.net, dns3.p03.nsone.net, dns4.p03.nsone.net, ns01.glb.paypalinc.com, ns02.glb.paypalinc.com, ns03.glb.paypalinc.com, ns04.glb.paypalinc.com. Make the two lists match.
;  [INFO] 78.54.45.in-addr.arpa isn't signed with DNSSEC, so resolvers can't tell forged answers from real ones.

;; RECORDS (authoritative, from dns4.p01.nsone.net (198.51.45.65))
65.78.54.45.in-addr.arpa.	3600	IN	PTR	ns02.glb.paypalinc.com.

;; TRACE
;  65.78.54.45.in-addr.arpa PTR
;  . @c.root-servers.net (192.33.4.12) 40 ms [NOERROR qr]: referral to in-addr.arpa.
in-addr.arpa.		NS	c.in-addr-servers.arpa.	; 196.216.169.10 2001:43f8:110::10
in-addr.arpa.		NS	f.in-addr-servers.arpa.	; 193.0.9.1 2a13:27c0:30::1
in-addr.arpa.		NS	e.in-addr-servers.arpa.	; 203.119.86.101 2001:dd8:6::101
in-addr.arpa.		NS	b.in-addr-servers.arpa.	; 199.253.183.183 2001:500:87::87
in-addr.arpa.		NS	a.in-addr-servers.arpa.	; 199.180.182.53 2620:37:e000::53
in-addr.arpa.		NS	d.in-addr-servers.arpa.	; 200.10.60.53 2001:13c7:7010::53
in-addr.arpa.	86400	IN	DS	63982 8 2 AAF4FB5D213EF25AE44679032EBE3514C487D7ABD99D7F5FEC3383D030733C73
in-addr.arpa.	86400	IN	DS	54956 8 2 E0E2BF5CFBD66572CA05EC18267D91509BA6A9405AF05C3FD4141DFA45200C08
in-addr.arpa.	86400	IN	DS	47054 8 2 5CAFCCEC201D1933B4C9F6A9C8F51E51F3B39979058AC21B8DF1B1F281CBC6F2
in-addr.arpa.	86400	IN	DS	53696 8 2 13E5501C56B20394DA921B51412D48B7089C5EB6957A7C58553C4D4D424F04DF
;  in-addr.arpa. @b.in-addr-servers.arpa (199.253.183.183) 6.4 ms [NOERROR qr]: referral to 45.in-addr.arpa.
45.in-addr.arpa.		NS	r.arin.net.	; 199.180.180.63 2001:500:f0::63
45.in-addr.arpa.		NS	u.arin.net.	; 204.61.216.50 2001:500:14:6050:ad::1
45.in-addr.arpa.		NS	x.arin.net.	; 199.180.180.63 2001:500:f0::63
45.in-addr.arpa.		NS	y.arin.net.	; 192.82.134.30 2001:500:127::30
45.in-addr.arpa.		NS	z.arin.net.	; 199.180.180.63 2001:500:f0::63
45.in-addr.arpa.		NS	arin.authdns.ripe.net.	; 193.0.9.10 2a13:27c0:30::10
45.in-addr.arpa.	86400	IN	DS	9136 8 2 97414863B7A0FDE713FB174990E9B43DE47467707010C01380743425EE6D146B
;  45.in-addr.arpa. @y.arin.net (192.82.134.30) 6.8 ms [NOERROR qr]: referral to 78.54.45.in-addr.arpa.
78.54.45.in-addr.arpa.		NS	ns03.glb.paypalinc.com.	; 45.54.78.129
78.54.45.in-addr.arpa.		NS	dns1.p01.nsone.net.	; 198.51.44.1 2620:4d:4000:6259:7:1:0:1
78.54.45.in-addr.arpa.		NS	dns3.p01.nsone.net.	; 198.51.44.65 2620:4d:4000:6259:7:1:0:3
78.54.45.in-addr.arpa.		NS	ns01.glb.paypalinc.com.	; 45.54.78.1
78.54.45.in-addr.arpa.		NS	ns04.glb.paypalinc.com.	; 45.54.78.193
78.54.45.in-addr.arpa.		NS	ns02.glb.paypalinc.com.	; 45.54.78.65
78.54.45.in-addr.arpa.		NS	dns2.p01.nsone.net.	; 198.51.45.1 2a00:edc0:6259:7:1::2
78.54.45.in-addr.arpa.		NS	dns4.p01.nsone.net.	; 198.51.45.65 2a00:edc0:6259:7:1::4
;  78.54.45.in-addr.arpa. @dns1.p01.nsone.net (198.51.44.1) 15 ms [NOERROR qr aa]: answer
65.78.54.45.in-addr.arpa.	3600	IN	PTR	ns02.glb.paypalinc.com.

;; NAMESERVERS (SOA asked of each address)
;  dns1.p01.nsone.net [parent]
;    198.51.44.1                             ok                        1547697066  13 ms
;    2620:4d:4000:6259:7:1:0:1               ok                        1547697066  16 ms
;  dns1.p03.nsone.net [zone]
;    198.51.44.3                             ok                        1547697066  14 ms
;    2620:4d:4000:6259:7:3:0:1               ok                        1547697066  15 ms
;  dns2.p01.nsone.net [parent]
;    198.51.45.1                             ok                        1547697066  6.2 ms
;    2a00:edc0:6259:7:1::2                   ok                        1547697066  14 ms
;  dns2.p03.nsone.net [zone]
;    198.51.45.3                             ok                        1547697066  6.3 ms
;    2a00:edc0:6259:7:3::2                   ok                        1547697066  15 ms
;  dns3.p01.nsone.net [parent]
;    198.51.44.65                            ok                        1547697066  15 ms
;    2620:4d:4000:6259:7:1:0:3               ok                        1547697066  16 ms
;  dns3.p03.nsone.net [zone]
;    198.51.44.67                            ok                        1547697066  14 ms
;    2620:4d:4000:6259:7:3:0:3               ok                        1547697066  16 ms
;  dns4.p01.nsone.net [parent]
;    198.51.45.65                            ok                        1547697066  6.0 ms
;    2a00:edc0:6259:7:1::4                   ok                        1547697066  14 ms
;  dns4.p03.nsone.net [zone]
;    198.51.45.67                            ok                        1547697066  6.2 ms
;    2a00:edc0:6259:7:3::4                   ok                        1547697066  15 ms
;  ns01.glb.paypalinc.com [parent+zone]
;    45.54.78.1                              ok                        1547697066  24 ms
;  ns02.glb.paypalinc.com [parent+zone]
;    45.54.78.65                             ok                        1547697066  23 ms
;  ns03.glb.paypalinc.com [parent+zone]
;    45.54.78.129                            ok                        1547697066  24 ms
;  ns04.glb.paypalinc.com [parent+zone]
;    45.54.78.193                            ok                        1547697066  23 ms

;; DNSSEC: unsigned

;; HOSTS
;  dns1.p01.nsone.net (nameserver)
;    198.51.44.1                             PTR dns1.p01.nsone.net (confirmed)
;    2620:4d:4000:6259:7:1:0:1               PTR dns1.p01.nsone.net (confirmed)
;  dns1.p03.nsone.net (nameserver)
;    198.51.44.3                             PTR dns1.p03.nsone.net (confirmed)
;    2620:4d:4000:6259:7:3:0:1               PTR dns1.p03.nsone.net (confirmed)
;  dns2.p01.nsone.net (nameserver)
;    198.51.45.1                             PTR dns2.p01.nsone.net (confirmed)
;    2a00:edc0:6259:7:1::2                   PTR dns2.p01.nsone.net (confirmed)
;  dns2.p03.nsone.net (nameserver)
;    198.51.45.3                             PTR dns2.p03.nsone.net (confirmed)
;    2a00:edc0:6259:7:3::2                   PTR dns2.p03.nsone.net (confirmed)
;  dns3.p01.nsone.net (nameserver)
;    198.51.44.65                            PTR dns3.p01.nsone.net (confirmed)
;    2620:4d:4000:6259:7:1:0:3               PTR dns3.p01.nsone.net (confirmed)
;  dns3.p03.nsone.net (nameserver)
;    198.51.44.67                            PTR dns3.p03.nsone.net (confirmed)
;    2620:4d:4000:6259:7:3:0:3               PTR dns3.p03.nsone.net (confirmed)
;  dns4.p01.nsone.net (nameserver)
;    198.51.45.65                            PTR dns4.p01.nsone.net (confirmed)
;    2a00:edc0:6259:7:1::4                   PTR dns4.p01.nsone.net (confirmed)
;  dns4.p03.nsone.net (nameserver)
;    198.51.45.67                            PTR dns4.p03.nsone.net (confirmed)
;    2a00:edc0:6259:7:3::4                   PTR dns4.p03.nsone.net (confirmed)
;  ns01.glb.paypalinc.com (nameserver)
;    45.54.78.1                              PTR ns01.glb.paypalinc.com (confirmed)
;  ns02.glb.paypalinc.com (nameserver; PTR target)
;    45.54.78.65                             PTR ns02.glb.paypalinc.com (confirmed)
;  ns03.glb.paypalinc.com (nameserver)
;    45.54.78.129                            PTR ns03.glb.paypalinc.com (confirmed)
;  ns04.glb.paypalinc.com (nameserver)
;    45.54.78.193                            PTR ns04.glb.paypalinc.com (confirmed)

;; PUBLIC RESOLVERS
;  Cloudflare PTR   ns02.glb.paypalinc.com.  ttl 3600
;  Google     PTR   ns02.glb.paypalinc.com.  ttl 3172
;  Quad9      PTR   ns02.glb.paypalinc.com.  ttl 3600
;  OpenDNS    PTR   ns02.glb.paypalinc.com.  ttl 3600